Berean Study Bible
Increase the days of the king’s life; may his years span many generations.

King James Bible
Thou wilt prolong the king's life: and his years as many generations.

American Standard Version
Thou wilt prolong the king's life; His years shall be as many generations.

Darby Bible Translation
Thou wilt add days to the days of the king: his years shall be as many generations.

Douay-Rheims Bible
Thou wilt add days to the days of the king: his years even to generation and generation.

English Revised Version
Thou wilt prolong the king's life: his years shall be as many generations.

Young's Literal Translation
Days to the days of the king Thou addest, His years as generation and generation.