Exodus 16:9-15

Then Moses spoke to Aaron, “Say to all the congregation of the children of Israel, ‘Come near before the LORD, for He has heard your complaints.’ ” Now it came to pass, as Aaron spoke to the whole congregation of the children of Israel, that they looked toward the wilderness, and behold, the glory of the LORD appeared in the cloud. And the LORD spoke to Moses, saying, “I have heard the complaints of the children of Israel. Speak to them, saying, ‘At twilight you shall eat meat, and in the morning you shall be filled with bread. And you shall know that I am the LORD your God.’ ” So it was that quails came up at evening and covered the camp, and in the morning the dew lay all around the camp. And when the layer of dew lifted, there, on the surface of the wilderness, was a small round substance, as fine as frost on the ground. So when the children of Israel saw it, they said to one another, “What is it?” For they did not know what it was. And Moses said to them, “This is the bread which the LORD has given you to eat.