Deuteronomy 29:18-19

18so that there will not be among you a man or woman, or family or tribe, whose heart turns away today from the Lord our God, to go and serve the [false] gods of these nations; so that there will not be among you a root [of idolatry] bearing poisonous fruit and wormwood (bitterness).

19It will happen that when he (a renegade) hears the words of this oath, and he imagines himself as blessed, saying, ‘I will have peace and safety even though I walk within the stubbornness of my heart [rejecting God and His law], in order that the watered land dwindles away along with the dry [destroying everything],’