Sunan an-Nasa'i 1768
سنن النسائي#1768SahihIt was narrated from Abu Salamah and Nafi', from Ibn Umar, from Hafsah that:The Prophet (ﷺ) used to pray two brief rak'ahs between the call (The adhan) and the Iqamah, the two rak'ahs of Fajr
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiHasan
In-book reference: 20:171