Numbers 11:20

11:20 but a whole month, until it comes out your nostrils and makes you sick, because you have despised the Lord who is among you and have wept before him, saying, “Why did we ever come out of Egypt?”’”

Numbers 18:26

18:26 “You are to speak to the Levites, and you must tell them, ‘When you receive from the Israelites the tithe that I have given you from them as your inheritance, then you are to offer up from it as a raised offering to the Lord a tenth of the tithe.