New Living Translation
Now swear to me by the LORD that when that happens you will not kill my family and destroy my line of descendants!”

American Standard Version
Swear now therefore unto me by Jehovah, that thou wilt not cut off my seed after me, and that thou wilt not destroy my name out of my father's house.

Berean Study Bible
So now, swear to me by the LORD that you will not cut off my descendants or wipe out my name from my father’s house.”

Douay-Rheims Bible
Swear to me by the Lord, that thou wilt not destroy my seed after me, nor take away my name from the house of my father.

English Revised Version
Swear now therefore unto me by the LORD, that thou wilt not cut off my seed after me, and that thou wilt not destroy my name out of my father's house.

King James Bible
Swear now therefore unto me by the LORD, that thou wilt not cut off my seed after me, and that thou wilt not destroy my name out of my father's house.

World English Bible
Swear now therefore to me by Yahweh, that you will not cut off my seed after me, and that you will not destroy my name out of my father's house."

Young's Literal Translation
and, now, swear to me by Jehovah -- thou dost not cut off my seed after me, nor dost thou destroy my name from the house of my father.'

1 Samuel 24:21 Additional Translations ...