Reference for Psalms 106:28

וַ֭יִּצָּ֣מְדוּ לְבַ֣עַל פְּע֑וֹר וַ֝יֹּאכְל֗וּ זִבְחֵ֥י מֵתִֽים׃

They joined themselves also unto Baal of Peor, And ate the sacrifices of the dead.