New Living Translation
You give great victories to your king; you show unfailing love to your anointed, to David and all his descendants forever.

American Standard Version
Great deliverance giveth he to his king, And showeth lovingkindness to his anointed, To David and to his seed, for evermore.

Berean Study Bible
Great salvation He brings to His king. He shows loving devotion to His anointed, to David and his descendants forever.

Douay-Rheims Bible
Giving great deliverance to his king, and shewing mercy to David his anointed : and to his seed for ever.

English Revised Version
Great deliverance giveth he to his king; and sheweth lovingkindness to his anointed, to David and to his seed, for evermore.

King James Bible
Great deliverance giveth he to his king; and sheweth mercy to his anointed, to David, and to his seed for evermore.

World English Bible
He gives great deliverance to his king, and shows loving kindness to his anointed, to David and to his seed, forevermore. For the Chief Musician. A Psalm by David.

Young's Literal Translation
Magnifying the salvation of His king, And doing kindness to His anointed, To David, and to his seed -- unto the age!

Psalm 18:50 Additional Translations ...