11. As long as Moses held up the staff in his hand, the Israelites had the advantage. But whenever he dropped his hand, the Amalekites gained the advantage.
12. Moses’ arms soon became so tired he could no longer hold them up. So Aaron and Hur found a stone for him to sit on. Then they stood on each side of Moses, holding up his hands. So his hands held steady until sunset.
13. As a result, Joshua overwhelmed the army of Amalek in battle.
14. After the victory, the lord instructed Moses, “Write this down on a scroll as a permanent reminder, and read it aloud to Joshua: I will erase the memory of Amalek from under heaven.”
15. Moses built an altar there and named it Yahweh-Nissi (which means “the lord is my banner”).
16. He said, “They have raised their fist against the lord’s throne, so now the lord will be at war with Amalek generation after generation.”