Joshua 24:9

24:9 Balak son of Zippor, king of Moab, launched an attack against Israel. He summoned Balaam son of Beor to call down judgment on you.

Psalms 109:17

109:17 He loved to curse others, so those curses have come upon him.

He had no desire to bless anyone, so he has experienced no blessings.

James 3:9-10

3:9 With it we bless the Lord and Father, and with it we curse people made in God’s image. 3:10 From the same mouth come blessing and cursing. These things should not be so, my brothers and sisters.