(33) باب اسْتِحْبَابِ تَقْدِيمِ الظُّهْرِ فِي أَوَّلِ الْوَقْتِ فِي غَيْرِ شِدَّةِ الْحَرِّ
Khabbab reported:
We complained to the Messenger of Allah (ﷺ) (the difficulty of) saying prayer on the intensely heated (ground or sand), but he paid no heed to our complaint.
Reference: Sahih Muslim 619 a
In-book reference: Book 5, Hadith 241
USC-MSA web (English) reference(deprecated numbering scheme): Book 4, Hadith 1294