He is weak. Moreover, the phrase, “He mounted me on his horse,” is known only through this single route.
Yaḥyā ibn Bukayr related: Muhammad ibn Yaḥyā ibn Zakariyyā al-Himyari told me; al-ʿAlāʾ ibn Kathīr narrated to us; Abū Bakr ibn ʿAbd al-Raḥmān ibn al-Miswar ibn Makhramah informed me; and Abū Umāmah ibn Sahl said: My father told me, “My son, I remember us on the Day of Badr: one of us would merely gesture with his sword toward the head of a polytheist and the man’s head would fall from his body before the blade even reached it.”
Ibn Isḥāq said: Someone I deem trustworthy narrated to me, from Miqsam, from Ibn ʿAbbās, who said: “The distinguishing sign of the angels on the Day of Badr was white turbans that they let trail down their backs; on the Day of Ḥunayn their turbans were red. The angels fought on no day except the Day of Badr; on every other occasion they appeared only as numbers and support.”
Regarding the Almighty’s words, “When your Lord revealed to the angels, ‘I am with you, so strengthen those who believe’” (Qur’an 8:12), al-Wāqidī narrated—through Ibrāhīm ibn Abī Ḥabībah, from Dāwūd ibn al-Ḥuṣayn, from ʿIkrimah, from Ibn ʿAbbās—that the angel would appear in the form of someone the believers recognized, reassuring them, and would say, “I drew near to the enemy and heard them saying, ‘If they charge us, we will not stand firm,’” and other such remarks.
Isrāʾīl reported from Abū Isḥāq, from Ḥārithah, from ʿAlī (may Allah be pleased with him): “When we first arrived in Medina we ate of its fruits, which did not agree with us, and we were struck with fever. The Prophet ﷺ kept inquiring about Badr. When news reached us that the idolaters were advancing, the Messenger of Allah ﷺ set out for Badr—a well—and we reached it before they did, where we found …”