1 Samuel 14:48
He fought bravely, striking down the Amalekites and delivering Israel from the hand of its enemies.
Exodus 17:14
The Lord said to Moses, "Write this as a memorial in the book, and rehearse it in Joshua's hearing; for I will surely wipe out the remembrance of Amalek from under heaven.
Deuteronomy 25:19
So when the Lord your God gives you relief from all the enemies who surround you in the land he is giving you as an inheritance, you must wipe out the memory of the Amalekites from under heaven -- do not forget!
1 Samuel 15:3-7
So go now and strike down the Amalekites. Destroy everything that they have. Don't spare them. Put them to death -- man, woman, child, infant, ox, sheep, camel, and donkey alike.'"