New International Version
You made my enemies turn their backs in flight, and I destroyed my foes.

American Standard Version
Thou hast also made mine enemies turn their backs unto me, That I might cut off them that hate me.

Berean Study Bible
You have made my enemies retreat before me; I put an end to those who hated me.

Douay-Rheims Bible
And thou hast made my enemies turn their back upon me, and hast destroyed them that hated me.

English Revised Version
Thou hast also made mine enemies turn their backs unto me, that I might cut off them that hate me.

King James Bible
Thou hast also given me the necks of mine enemies; that I might destroy them that hate me.

World English Bible
You have also made my enemies turn their backs to me, that I might cut off those who hate me.

Young's Literal Translation
As to mine enemies -- Thou hast given to me the neck, As to those hating me -- I cut them off.

Psalm 18:40 Additional Translations ...