An answer in the oath other than God and praying to the graves|followed by: a chapter on distress

As for yet, you asked about issues, and I have written in it what God Almighty is pleased with: As for the alliance other than God: it was true of the Prophet, may God's prayers and peace be upon him, the hadiths of forbidding him and thickening in it. He swears by his father, and he said: "God forbids you to swear by your fathers.