20:11-23 Jonathan faithfully promises that he would let David know how he found his father affected towards him. It will be kindness to ourselves and to ours, to secure an interest in those whom God favours, and to make his friends ours. True friendship rests on a firm basis, and is able to silence ambition, self-love, and undue regard for others. But who can fully understand the love of Jesus, who gave himself as a sacrifice for rebellious, polluted sinners! how great then ought to be the force and effects of our love to him, to his cause, and his people!And as touching the matter which thou and I have spoken of,.... The covenant they had made between them and their families:

behold, the Lord be between me and thee for ever: as a witness of the covenant, and a revenger of those that should break it; so the Targum,"behold, the Word of the Lord be between me and thee a witness for ever.''