It was faith that made Noah hear God's warnings about things in the future that he could not see. He obeyed God and built a boat in which he and his family were saved. As a result, the world was condemned, and Noah received from God the righteousness that comes by faith.
“I will keep my promise to you and to your descendants in future generations as an everlasting covenant. I will be your God and the God of your descendants.
God did not spare the ancient world, but brought the flood on the world of godless people; the only ones he saved were Noah, who preached righteousness, and seven other people.
These were the spirits of those who had not obeyed God when he waited patiently during the days that Noah was building his boat. The few people in the boat—eight in all—were saved by the water,