Jeremiah 48 10
A curse on those who don't do the Lord's work properly. A curse on those who don't use their swords to kill.
Compare with other 3 random translations
KJV Jeremiah 48:10Cursed be he that doeth the work of the Lord deceitfully, and cursed be he that keepeth back his sword from blood.
AMP Jeremiah 48:10Cursed is the one who does the work of the Lord negligently, And cursed is the one who restrains his sword from blood [in executing the judgment of the Lord].
NCV Jeremiah 48:10A curse will be on anyone who doesn’t do what the Lord says, and a curse will be on anyone who holds back his sword from killing.