1 Samuel 20:15

15 and do not ever cut off your kindness from my family—not even when the LORD has cut off every one of David’s enemies from the face of the earth.”

Read 1 Samuel 20:15 Using Other Translations

But also thou shalt not cut off thy kindness from my house for ever: no, not when the LORD hath cut off the enemies of David every one from the face of the earth.
and do not cut off your steadfast love from my house forever, when the LORD cuts off every one of the enemies of David from the face of the earth."
treat my family with this faithful love, even when the LORD destroys all your enemies from the face of the earth.”