Musnad Ahmad 907:104

Abdullah narrated to us, Muhammad ibn Abdullah ibn Numayr narrated to me, Ishaq—meaning Ibn Mansur al-Saluli—narrated to us, Isra'il narrated to us, from Simak, from Jabir ibn Samurah: "A man slaughtered himself with a broad-headed arrow, and the Prophet, peace and blessings of Allah be upon him, did not pray over him."