Deuteronomy 25:17-19
Remember what Amalek did to you by the way, when you were come forth out of Egypt;
Nave's Topical Index—AKJV

1 Samuel 28:18
Because you obeyed not the voice of the LORD, nor executed his fierce wrath on Amalek, therefore has the LORD done this thing to you this day.
Nave's Topical Index—AKJV