The document summarizes a biblical passage from Exodus describing how the Israelites were attacked by Amalekites. Moses held up his hands and the Israelites prevailed in battle, but grew tired and had Aaron and Hur hold up his hands so the Israelites continued to win. God then commands Moses to write about the defeat of the Amalekites in a book. The summary provides the key details and events from the biblical passage in under 3 sentences.