19 and you eat the food of the land, you shall lift up an offering to the LORD.
Numbers 15:19 Cross References - MSB
Joshua 5:11-12
11 The day after the Passover, on that very day, they ate unleavened bread and roasted grain from the produce of the land.
12 And the day after they had eaten from the produce of the land, the manna ceased. There was no more manna for the Israelites, so that year they began to eat the crops of the land of Canaan.