It was narrated that Abu Hurairah said: "The Messenger of Allah (ﷺ) forbade Gharar transaction sand Hasah transactions. " Sunan Ibn Majah (2278)   
Khabbab reported: We complained to the Messenger of Allah (may peace be upon him) (the difficulty of) saying prayer on the intensely heated (ground or sand), but he paid no heed to our complaint. Sahih Muslim (1436)   
Narrated Jabir bin 'Abdullah: "During the Mawqif (hajj season), the Prophet (ﷺ) would present himself sand say: 'Which man will bring me to his people? For indeed the Quraish have prevented me from conveying the Speech of my Lord.'" Jami' al-Tirmidhi (3175)   
Abu Huraira reported: The Messenger of Allah (may peace be upon him) said: The purification of the utensil belonging to any one of you, after it is licked by a dog, lies in washing it seven times, using sand for the first time. Sahih Muslim (279)   
It was narrated that Khabbab said: "We complained to the Messenger of Alalh (ﷺ) about how hot the sand was, but he did not respond to our complaint." It was said to Abu Ishaq (one of the narrators): "Did they complain regarding his praying it early?" He said: "Yes." Sunan an-Nasa'i (501)   
‘Abdullah bin Buraidah narrated that his father said: “TheMessengerof Allah (ﷺ) took me to a place in the desert, nearMakkah, wherethere was arid land surrounded by sand. The Messengerof Allah (ﷺ)said: ‘The Beast will emerge from this spot – spanby a span. (i.e,the size of that spot).’” Sunan Ibn Majah (4205)   
— Mobility and translocation of sand dunes and sand encroachment.   
— Mobility and translocation of sand dunes and sand encroachment.   
— Mobility and translocation of sand dunes and sand encroachment.   
— Mobility and translocation of sand dunes and sand encroachment.   
(Signed) Peter H. Sand   
(Signed) Peter H. Sand