Matthew 10:13
if the household is deserving, let your peace rest on it; but if the household is undeserving, let your peace return to you.
1 Corinthians 15:18
More than that: those who have slept the sleep of death in Christ have perished after all.
Treasury of Scripture Knowledge
Summary
For thou shalt heap coals of fire upon his head, and the LORD shall reward thee.
General references
Bible References
General references
Matthew 5:44
But I tell you, love your enemies and pray for those who persecute you,