´It was narrated that Jabir bin 'Abdullah said:` "The Messenger of Allah (ﷺ) said: 'The earth has been made for me a place of prostration and a means of purification, so wherever a man of my Ummah is when the time for prayer comes, let him pray.'"
Hadith ReferenceSunan an-Nasa'i / The Book of the Masjids / Hadith: 737