Genesis 36:12 Timna was a concubine of Esau's son Eliphaz and she bore Amalek to Eliphaz. These are the sons of Esau's wife Adah.

Exodus 17:1 Then all the congregation of the sons of Israel journeyed by stages from the wilderness of Sin, according to the command of the LORD, and camped at Rephidim, and there was no water for the people to drink.

Numbers 24:20 And he looked at Amalek and took up his discourse and said, "Amalek was the first of the nations, But his end shall be destruction."

Deuteronomy 25:17 "Remember what Amalek did to you along the way when you came out from Egypt,

1 Samuel 15:2 "Thus says the LORD of hosts, 'I will punish Amalek for what he did to Israel, how he set himself against him on the way while he was coming up from Egypt. (NASB ©1995)