'Brag' in the Bible

Those who seek my life lay snares for me; those who seek to do me harm brag all day long about their wicked planning.

For the choir director. A Davidic Maskil. When Doeg the Edomite went and reported to Saul, telling him, “David went to Ahimelech’s house.”Why brag about evil, you hero!God’s faithful love is constant.

For they persecute those whom you have struck, and they brag about the pain of those you have wounded.

I will say to the proud, "Don't brag," and to the wicked, "Don't vaunt your strength.