Exodus 16:33, 35
Exodus 16:33 NIV
So Moses said to Aaron, “Take a jar and put an omer of manna in it. Then place it before the LORD to be kept for the generations to come.”
Exodus 16:35 NIV
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.