The Book of Prayers (Kitab Al-Salat)

Muslim :: Book 4 : Hadith 1296

Anas b. Malik reported: We used to say (the noonprayer) with the Messenger of Allah (may peace be upon him) in the intense heat, but when someone amongst us found it hard to place his forehead on the ground, he spread his cloth and prostrated on it.

Source materials are from the University of Southern California MSA site
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