NET
15 Don’t ever cut off your loyalty to my family, not even when the Lord has cut off every one of David’s enemies from the face of the earth
Darby
15 but thou shalt not cut off thy kindness from my house for ever, no, not when Jehovah cuts off the enemies of David, every one from the face of the earth.
KJV
15 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.