Musannaf Ibn Abi Shayba 3:4999

Ghundar narrated to us, from Shu'bah, from Mansur ibn al-Ashall al-Ghadani, who said: Abu Husayn asked al-Sha'bi, while I was listening, about a man who had some of his *wird* (daily recitation) remaining while he was praying, and the dawn had broken. He said: He should recite the remainder of his *wird*.