Genesis 4:1

Cain and Abel

1Now Adam knew Eve his wife, and she conceived and bore Cain, saying, “I have gotten
 Cain sounds like the Hebrew for  gotten
a man with the help of the Lord.”

Genesis 38:16

16He turned to her at the roadside and said, “Come, let me come in to you,” for he did not know that she was his daughter-in-law. She said, “What will you give me, that you may come in to me?”

Judges 15:1

Samson Defeats the Philistines

1After some days, at the time of wheat harvest, Samson went to visit his wife with ba young goat. And he said, “I will go in to my wife in the chamber.” But her father would not allow him to go in.
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