Deuteronomy 18:10

18:10 There must never be found among you anyone who sacrifices his son or daughter in the fire, anyone who practices divination, an omen reader, a soothsayer, a sorcerer,

Deuteronomy 20:16

Laws Concerning War with Canaanite Nations

20:16 As for the cities of these peoples that the Lord your God is going to give you as an inheritance, you must not allow a single living thing to survive.

Deuteronomy 31:8

31:8 The Lord is indeed going before you – he will be with you; he will not fail you or abandon you. Do not be afraid or discouraged!”