Some people argue that the killings in the exodus part of the Bible is not just. But there is an explanation of it. The killings are act of punishment by God to those evil people. But there is a deeper explanation of it. God is omniscient. He knows the future of those people which He punish in the exodus. He sees the future of them still evil and no hope of repentance or change for the good on those people, so to avoid further damage by those people and to stop their evil deeds God decided to pu