Mukhtasar Bukhari (Abridged) 2141 — Allah comes between a person

It is narrated from Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) that the Messenger of Allah (peace and blessings of Allah be upon him) would often swear by saying: "No, by the Turner of the hearts." (That is, I swear by the One who turns the hearts.)