Musnad Ahmad 33:597

Musa ibn Dawud and Hasan ibn Musa narrated to us, they said: Ibn Lahi'ah narrated to us, from Abu al-Zubayr—Hasan said in his narration: He said: Abu al-Zubayr narrated to us, from Jabir, may Allah be pleased with him, that he heard the Prophet, may Allah bless him and grant him peace, saying: "Ghifar, may Allah forgive it; and Aslam, may Allah grant it peace."