Exodus 16:4-6

Darby Translation

⁴ Then said Jehovah to Moses, Behold, I will rain bread from heaven for you; and the people shall go out and gather the daily need on its day, that I may prove them, whether they will walk in my law, or not.

⁵ And it shall come to pass on the sixth day, that they shall prepare what they have brought in; and it shall be twice as much as they shall gather daily.

⁶ And Moses and Aaron said to all the children of Israel, In the evening, then shall ye know that Jehovah has brought you out from the land of Egypt;