King James Version, Updated™

KJV:   1 And Jacob called unto his sons, and said, Gather yourselves together, that I may tell you that which shall befall you in the last days.

KJVu: 1 Jacob called his sons, and said, "Gather yourselves together, that I may tell you that which shall befall you in the last days.

KJV:   2 Gather yourselves together, and hear, ye sons of Jacob ; and hearken unto Israel your father.

KJVu: 2 Gather yourselves together, and hear, YOU sons of Jacob , and listen to Israel your father.

KJV:   3 Reuben, thou art my firstborn, my might, and the beginning of my strength, the excellency of dignity, and the excellency of power :

KJVu: 3 Reuben, you are my firstborn, my might, and the beginning of my strength, the excellency of dignity, and the excellency of power .

KJV:   4 Unstable as water, thou shalt not excel ; because thou wentest up to thy father’s bed ; then defiledst thou it : he went up to my couch.

KJVu: 4 Unstable as water, you shall not excel , because you went up to your father’s bed , then you defiled it . He went up to my couch.

KJV:   5 Simeon and Levi are brethren; instruments of cruelty are in their habitations.

KJVu: 5 Simeon and Levi are brothers, instruments of cruelty are their weapons of violence.

Notes: "Habitations" highlighted in the KJV verse is Strong’s H4380 with a Strong’s definition of "(probably some kind of) weapon" and a Brown-Driver-Briggs' definition of "probably the name of a weapon, only plural suffix כְּלֵי חָמָס מְכֵרֹתֵיהֶם Genesis 49:5 weapons of violence are their ׳מ (other conjectures see in Di)." Seems the translators struggled with this portion of scripture.

KJV:   6 O my soul, come not thou into their secret; unto their assembly, mine honour, be not thou united: for in their anger they slew a man, and in their selfwill they digged down a wall.

KJVu: 6 O my soul, do not come into their secret counsel, that my honor not be united to their assembly, for in their anger they killed a man, and in their self-will they crippled an ox.

Notes:

KJV:   7 Cursed be their anger, for it was fierce ; and their wrath, for it was cruel : I will divide them in Jacob, and scatter them in Israel.

KJVu: 7 Cursed be their anger, for it was fierce , and their wrath, for it was cruel . I will divide them in Jacob, and scatter them in Israel.

KJV:   8 Judah, thou art he whom thy brethren shall praise : thy hand shall be in the neck of thine enemies ; thy father’s children shall bow down before thee.

KJVu: 8 Judah, you are he whom your brothers shall praise . Your hand shall be on the neck of your enemies . Your father’s children shall bow down before you.

KJV:   9 Judah is a lion’s whelp: from the prey, my son, thou art gone up : he stooped down, he couched as a lion, and as an old lion ; who shall rouse him up?

KJVu: 9 Judah is a lion’s cub. From the prey, my son, you have gone up . He stooped down, he couched as a lion, and as an old lion , who shall rouse him up?

Notes: "Whelp" highlighted in the KJV verse is Strong’s H1482 with a Strong’s Exhaustive Concordance definition of "whelp, young one -|-Or (shortened) gur {goor}; perhaps from guwr; a cub (as still abiding in the lair), especially of the lion — whelp, young one."

KJV:   10 The sceptre shall not depart from Judah, nor a lawgiver from between his feet, until Shiloh come; and unto him shall the gathering of the people be.

KJVu: 10 The sceptre shall not depart from Judah, nor the commander’s staff from between his feet, until Shiloh comes, and to him shall the people obey.

Notes:

KJV:   11 Binding his foal unto the vine, and his ass’s colt unto the choice vine ; he washed his garments in wine, and his clothes in the blood of grapes :

KJVu: 11 Binding his donkey to the vine, and his donkey’s colt to the choice vine , he washed his garments in wine, and his clothes in the blood of grapes .

Notes: "Foal" highlighted in the KJV verse is Strong’s H5895 with a Strong’s definition of "a male donkey."

KJV:   12 His eyes shall be red with wine, and his teeth white with milk.

KJVu: 12 His eyes shall be dull from wine, and his teeth white as milk.

Notes:

KJV:   13 Zebulun shall dwell at the haven of the sea ; and he shall be for an haven of ships ; and his border shall be unto Zidon.

KJVu: 13 Zebulun shall dwell at the shore of the sea , and he shall be a haven for ships , and his border shall be to Zidon.

Notes: "Haven" highlighted in the KJV verse is Strong’s H2348 with a Strong’s definition of "shore, coast."

KJV:   14 Issachar is a strong ass couching down between two burdens :

KJVu: 14 Issachar is a strong donkey crouching down between two burdens .

KJV:   15 And he saw that rest was good, and the land that it was pleasant ; and bowed his shoulder to bear, and became a servant unto tribute.

KJVu: 15 And he saw that rest was good, and that the land was pleasant , and he bowed his shoulder to bear a heavy load, and became a servant as a forced laborer.

Notes:

KJV:   17 Dan shall be a serpent by the way, an adder in the path, that biteth the horse heels, so that his rider shall fall backward.

KJVu: 17 Dan shall be a serpent by the way, an adder in the path, that bites the horse’s heels, so that his rider shall fall backward.

KJV:   18 I have waited for thy salvation, O LORD.

KJVu: 18 I have waited for your salvation, O LORD.

KJV:   19 Gad, a troop shall overcome him : but he shall overcome at the last.

KJVu: 19 As for Gad, a troop shall attack him , but he shall overcome at the last.

Notes: "Overcome" highlighted in the KJV verse is Strong’s H1464 with a Strong’s definition of "to invade, attack."

KJV:   20 Out of Asher his bread shall be fat, and he shall yield royal dainties.

KJVu: 20 Asher’s food shall be rich, and he shall provide royal delicacies.

Notes:

KJV:   21 Naphtali is a hind let loose : he giveth goodly words.

KJVu: 21 Naphtali is a doe let loose ; he gives beautiful words.

Notes:

KJV:   22 Joseph is a fruitful bough, even a fruitful bough by a well; whose branches run over the wall :

KJVu: 22 Joseph is a fruitful son, a fruitful plant by a spring, whose vines run over the wall .

Notes:

KJV:   23 The archers have sorely grieved him, and shot at him, and hated him :

KJVu: 23 The archers have bitterly grieved him, and shot at him, and hated him .

Notes: "Sorely" highlighted in the KJV verse is Strong’s H4843 with a Strong’s definition of "be in, deal, have, make bitterly be moved with choler, have sorely, it grieved, -|- A primitive root; properly, to trickle (see mar); but used only as a denominative from mar; to be (causatively, make) bitter (literally or figuratively) — (be, be in, deal, have, make) bitter(-ly, - ness), be moved with choler, (be, have sorely, it) grieved(-eth), provoke, vex."

KJV:   24 But his bow abode in strength, and the arms of his hands were made strong by the hands of the mighty God of Jacob ; (from thence is the shepherd, the stone of Israel :)

KJVu: 24 But his bow abides in strength, and the arms of his hands were made strong by the hands of the mighty God of Jacob (from there is the shepherd, the stone of Israel .)

Notes: - "Abode" highlighted in the KJV verse is Strong’s H3427 with a Strong’s Exhaustive Concordance definition of "make to abide, continue, cause to, make to dwelling, ease self, endure, establish, fail, -|- A primitive root; properly, to sit down (specifically as judge. In ambush, in quiet); by implication, to dwell, to remain; causatively, to settle, to marry — (make to) abide(-ing), continue, (cause to, make to) dwell(-ing), ease self, endure, establish, X fail, habitation, haunt, (make to) inhabit(-ant), make to keep (house), lurking, X marry(-ing), (bring again to) place, remain, return, seat, set(- tle), (down-)sit(-down, still, -ting down, -ting (place) -uate), take, tarry."

KJV:   25 Even by the God of thy father, who shall help thee; and by the Almighty, who shall bless thee with blessings of heaven above, blessings of the deep that lieth under, blessings of the breasts, and of the womb :

KJVu: 25 By the God of your father, who shall help you, and by the Almighty, who shall bless you with blessings of heaven above, blessings of the deep that lies below, blessings of the breasts, and of the womb .

KJV:   26 The blessings of thy father have prevailed above the blessings of my progenitors unto the utmost bound of the everlasting hills : they shall be on the head of Joseph, and on the crown of the head of him that was separate from his brethren.

KJVu: 26 The blessings of your father have prevailed above the blessings of my ancestors to the utmost bound of the everlasting hills . They shall be on the head of Joseph, and on the crown of the head of him that was separate from his brothers.

Notes: "Progenitors" highlighted in the KJV verse is defined by Webster’s 1828 Dictionary as "noun [Latin from progigno; pro and gigno, to beget.] An ancestor in the direct line; a forefather. Adam was the progenitor of the human race."

KJV:   27 Benjamin shall ravin as a wolf : in the morning he shall devour the prey, and at night he shall divide the spoil.

KJVu: 27 Benjamin shall be as a ravenous wolf , in the morning he shall devour the prey, and at night he shall divide the spoil. "

Notes: "Ravin" highlighted in the KJV verse is defined by Webster’s 1828 Dictionary as "adjective Ravenous. [Not in use.]"

KJV:   28 All these are the twelve tribes of Israel : and this is it that their father spake unto them, and blessed them ; every one according to his blessing he blessed them.

KJVu: 28 All these are the 12 tribes of Israel , and this is what their father spoke to them, and he blessed them , everyone according to his blessing.

KJV:   29 And he charged them, and said unto them, I am to be gathered unto my people : bury me with my fathers in the cave that is in the field of Ephron the Hittite,

KJVu: 29 Then he charged them, and said to them, "I am to be gathered to my people ; bury me with my fathers in the cave that is in the field of Ephron the Hittite,

KJV:   30 In the cave that is in the field of Machpelah, which is before Mamre, in the land of Canaan, which Abraham bought with the field of Ephron the Hittite for a possession of a buryingplace.

KJVu: 30 in the cave that is in the field of Machpelah, which is before Mamre, in the land of Canaan, which Abraham bought with the field of Ephron the Hittite as a possession for a buryingplace.

KJV:   31 There they buried Abraham and Sarah his wife; there they buried Isaac and Rebekah his wife; and there I buried Leah.

KJVu: 31 There they buried Abraham and his wife Sarah, there they buried Isaac and his wife Rebekah, and there I buried Leah.

KJV:   32 The purchase of the field and of the cave that is therein was from the children of Heth.

KJVu: 32 The field and of the cave that is in it were purchased from the children of Heth. "

KJV:   33 And when Jacob had made an end of commanding his sons, he gathered up his feet into the bed, and yielded up the ghost, and was gathered unto his people.

KJVu: 33 When Jacob finished commanding his sons, he brought up his feet into the bed, and gave up the ghost and died, and was gathered to his people.

Notes:

Info: The wording "…​gave up the ghost and died…​" is consistent with Genesis 25:8 KJV and KJVu.