'Relations' in the Bible

Now the man had relations with his wife Eve, and she conceived and gave birth to Cain, and she said, “I have gotten a manchild with the help of the Lord.”

Cain had relations with his wife and she conceived, and gave birth to Enoch; and he built a city, and called the name of the city Enoch, after the name of his son.

Adam had relations with his wife again; and she gave birth to a son, and named him Seth, for, she said, “God has appointed me another offspring in place of Abel, for Cain killed him.”

and they called to Lot and said to him, “Where are the men who came to you tonight? Bring them out to us that we may have relations with them.”

Now behold, I have two daughters who have not had relations with man; please let me bring them out to you, and do to them whatever you like; only do nothing to these men, inasmuch as they have come under the shelter of my roof.”

The girl was very beautiful, a virgin, and no man had had relations with her; and she went down to the spring and filled her jar and came up.

Judah recognized them, and said, “She is more righteous than I, inasmuch as I did not give her to my son Shelah.” And he did not have relations with her again.