New Living Translation
“Son of man, cry out and wail; pound your thighs in anguish, for that sword will slaughter my people and their leaders— everyone will die!

American Standard Version
Cry and wail, son of man; for it is upon my people, it is upon all the princes of Israel: they are delivered over to the sword with my people; smite therefore upon thy thigh.

Berean Study Bible
Cry out and wail, O son of man, for the sword is wielded against My people; it is against all the princes of Israel! They are tossed to the sword with My people; therefore strike your thigh.

Douay-Rheims Bible
Cry, and howl, 0 son of man, for this sword is upon my people, it is upon all the princes of Israel, that are fled: they are delivered up to the sword with my people, strike therefore upon thy thigh,

English Revised Version
Cry and howl, son of man: for it is upon my people, it is upon all the princes of Israel: they are delivered over to the sword with my people: smite therefore upon thy thigh.

King James Bible
Cry and howl, son of man: for it shall be upon my people, it shall be upon all the princes of Israel: terrors by reason of the sword shall be upon my people: smite therefore upon thy thigh.

World English Bible
Cry and wail, son of man; for it is on my people, it is on all the princes of Israel: they are delivered over to the sword with my people; strike therefore on your thigh.

Young's Literal Translation
Cry and howl, son of man, For it hath been among My people, It is among all the princes of Israel, Cast unto the sword have been My people. Therefore strike on thy thigh,

Ezekiel 21:12 Additional Translations ...