Musannaf Ibn Abi Shayba 35:453

Hushaym narrated to us, Abu al-Zubayr informed us, from Nafi’ ibn Jubayr, from Abu ‘Ubaydah, from ‘Abdullah, who said: The polytheists distracted the Prophet, may Allah bless him and grant him peace, on the day of the Trench from four prayers. He said: So he ordered Bilal, and he gave the adhan and the iqamah, and he prayed Dhuhr. Then he gave the iqamah and he prayed ‘Asr. Then he gave the iqamah and he prayed Maghrib. Then he gave the iqamah and he prayed ‘Isha.