Sunan Abi Dawud 1814
سنن أبي داود#1814SahihNarrated as-Sa'ib al-Ansari: Khalid ibn as-Sa'ib al-Ansari on his father's authority reported the Messenger of Allah (ﷺ) as saying: Gabriel came to me and commanded me to order my Companions to raise their voices in talbiyah
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 ArnautHasan Sahih
Zubair Ali ZaiIsnaad Sahih
In-book reference: 11:94