וַיָּ֙קָם֙ יְהוֹנָתָ֣ן בֶּן־שָׁא֔וּל וַיֵּ֥לֶךְ אֶל־דָּוִ֖ד חֹ֑רְשָׁה וַיְחַזֵּ֥ק אֶת־יָד֖וֹ בֵּאלֹהִֽים׃
And Jonathan Saul’s son arose, and went to David into the wood, and strengthened his hand in God.
Read kabbalistic (mystical) interpretation of I Samuel 23:16: and classical mystical sources.