Exodus 16:4; Exodus 16:35

4 Then the LORD said to Moses, “I will rain down bread from heaven for you. The people are to go out each day and gather enough for that day. In this way I will test them and see whether they will follow my instructions.

35 The Israelites ate manna forty years, until they came to a land that was settled; they ate manna until they reached the border of Canaan.