Exodus 16:2-4, 20, 28

In the desert the whole community grumbled against Moses and Aaron. The Israelites said to them, “If only we had died by the LORD’s hand in Egypt! There we sat around pots of meat and ate all the food we wanted, but you have brought us out into this desert to starve this entire assembly to death.” 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.

However, some of them paid no attention to Moses; they kept part of it until morning, but it was full of maggots and began to smell. So Moses was angry with them.

Then the LORD said to Moses, “How long will you refuse to keep my commands and my instructions?