1 Samuel 20:17
And Jonathan caused David to swear again, because he loved him. For he loved him as he loved his own soul.
1 Samuel 18:1
And it happened when he had finished speaking to Saul, the soul of Jonathan was joined with the soul of David, and Jonathan loved him as he did his own soul.
1 Samuel 18:3
And Jonathan and David cut a covenant, because he loved him as his own soul.
Deuteronomy 13:6
If your brother, the son of your mother, or your son, or your daughter, or the wife of your bosom, or your friend who is like your own soul, lures you secretly, saying, Let us go and serve other gods which you have not known, you nor your fathers,
2 Samuel 1:26
I am distressed for you, my brother Jonathan. Very pleasant you have been to me. Your love to me was wonderful, more than the love of women.
Proverbs 18:24
A man who has friends may be broken up, but there is a Lover who sticks closer than a brother.