Sunan Abi Dawud 1928
سنن أبي داود#1928SahihThe aforesaid tradition has also been transmitted to the same effect by by Al Zuhri with a different chain of narrators beginning with Ibn Hanbal on the authority of Hammad. This version adds “With an iqamah for every prayer, he did not call adhan for the first prayer and he did not offer supererogatory prayer after any of them. The narrator Makhlad said “He did not call adhan for any of them.”
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih
In-book reference: 11:208