(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." (ID)
Reference (ID): Sahih al-Bukhari 779 (ID)
In-book reference (ID): Book 10, Hadith 174 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 12, Hadith 746 (ID)