Êxodo 34:7

7 maintaining love to thousands, and forgiving wickedness, rebellion and sin. Yet he does not leave the guilty unpunished; he punishes the children and their children for the sin of the parents to the third and fourth generation."

7 Having mercy on thousands, overlooking evil and wrongdoing and sin; he will not let wrongdoers go free, but will send punishment on children for the sins of their fathers, and on their children's children to the third and fourth generation.