Numbers 3:4

3:4 Nadab and Abihu died before the Lord when they offered strange fire before the Lord in the wilderness of Sinai, and they had no children. So Eleazar and Ithamar ministered as priests in the presence of Aaron their father.

Numbers 14:18

14:18 ‘The Lord is slow to anger and abounding in loyal love, forgiving iniquity and transgression, but by no means clearing the guilty, visiting the iniquity of the fathers on the children until the third and fourth generations.’

Numbers 28:8

28:8 And the second lamb you must offer in the late afternoon; just as you offered the grain offering and drink offering in the morning, you must offer it as an offering made by fire, as a pleasing aroma to the Lord.