1 Samuel 18:1

Saul Comes to Fear David

18:1 When David had finished talking with Saul, Jonathan and David became bound together in close friendship. Jonathan loved David as much as he did his own life.

1 Samuel 20:17

20:17 Jonathan once again took an oath with David, because he loved him. In fact Jonathan loved him as much as he did his own life.

1 Samuel 23:15

23:15 David realized that Saul had come out to seek his life; at that time David was in Horesh in the desert of Ziph.