(2) باب قَصْرِ الصَّلاَةِ بِمِنًى
Haritha b. Wahb reported:
I prayed with the Messenger of Allah (ﷺ) two rak'ahs and most of them offered two rak'ahs only in Mina, while the people felt secure.
Reference: Sahih Muslim 696 a
In-book reference: Book 6, Hadith 29
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1485