Musannaf Ibn Abi Shayba 3:1335

Abu Bakr narrated to us, he said: Abu Khalid narrated to us, he said: 'Abdah and Waki' narrated to us, from Hisham, from his father, from Abu Ayyub or Zayd ibn Thabit, that the Prophet (may Allah bless him and grant him peace) recited Al-A'raf in the Maghrib prayer in two rak'ahs.