God didn’t spare the world’s ungodly people long ago. He brought the flood on them. But Noah preached about the right way to live, and God kept him safe along with seven other people.
These were the spirits of those who had disobeyed long before, when God was being patient while Noah built the ark. Only a few people, eight in all, were saved from the flood in the ark.
By faith Noah, out of great respect for God, built an ark to save his family after God warned him about things that could not yet be seen. By doing this Noah showed the world that it was guilty, but he was considered right with God because of his faith.
People were eating and drinking, getting married and giving their daughters in marriage, right up to the day when Noah entered the ark. Then the flood came and destroyed them all.
Lamech was the son of Methuselah. Methuselah was the son of Enoch. Enoch was the son of Jared. Jared was the son of Mahalalel. Mahalalel was the son of Kenan.