1 Samuel 18:1

“So now, when I come to your servant my father, and the boy is not with us—and his life is bound up in the boy’s life—

Then Saul spoke with Jonathan his son and all his servants to put David to death. But Jonathan, Saul’s son, greatly delighted in David.

And Jonathan made David swear again because of his love for him, because he loved him as he loved his own soul.

“I am distressed for you, my brother Jonathan; You have been very pleasant to me. Your love to me was more wonderful Than the love of women.