(110) باب يُطَوِّلُ فِي الرَّكْعَةِ الأُولَى
Narrated `Abdullah bin Abi Qatada:
My father said, "The Prophet (ﷺ) used to prolong the first rak`a of the Zuhr prayer and shorten the second one and used to do the same in the Fajr prayer." (IT)
Reference (IT): Sahih al-Bukhari 779 (IT)
In-book reference (IT): Book 10, Hadith 174 (IT)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 12, Hadith 746 (IT)