'Knew' in the Bible

Then the eyes of both of them were opened, and they knew they were naked; so they sewed fig leaves together and made loincloths for themselves.

Adam was intimate with his wife Eve, and she conceived and gave birth to Cain. She said, “I have had a male child with the Lord’s help.”

Cain was intimate with his wife, and she conceived and gave birth to Enoch. Then Cain became the builder of a city, and he named the city Enoch after his son.

Adam was intimate with his wife again, and she gave birth to a son and named him Seth, for she said, “God has given me another child in place of Abel, since Cain killed him.”

When the dove came to him at evening, there was a plucked olive leaf in her beak. So Noah knew that the water on the earth’s surface had gone down.

But Onan knew that the offspring would not be his, so whenever he slept with his brother’s wife, he released his semen on the ground so that he would not produce offspring for his brother.