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 14:33

14:33 and your children will wander in the wilderness forty years and suffer for your unfaithfulness, until your dead bodies lie finished in the wilderness.