And Muhammad ibn al-Muthanna and Ibn Bashshar narrated to us—Ibn al-Muthanna said: Muhammad ibn Ja'far narrated to us, from Shu'bah, from Qatadah, from Abu Mijlaz, who said: I heard Ibn 'Umar narrating from the Prophet, peace and blessings be upon him, that he said: "The Witr is one rak'ah at the end of the night."