Sayyiduna Hudhayfah (may Allah be pleased with him) narrates: The Noble Prophet (peace and blessings be upon him) said: "The entire surface of the earth has been made a place of prayer for us, and its soil has been made a means of purification for us, and our rows have been made like the rows of the angels."

The same narration is transmitted with another chain, in which these words are: "The entire surface of the earth has been made a place of prayer for us and a means of purification when we do not find water."

Umair, who was the servant of Sayyiduna Abdullah ibn Abbas (may Allah be pleased with them), narrates: Once, I and Abdullah ibn Yasar, who is the servant of the noble wife of the Prophet (peace be upon him), Sayyida Maymunah (may Allah be pleased with her), both of us went to the service of Sayyiduna Abu Juham ibn Harith Al-Ansari (may Allah be pleased with him). Sayyiduna Abu Juham (may Allah be pleased with him) informed us: The Prophet (peace be upon him) was coming from the direction of the well of Jamal. A man came before him and greeted him with salam. The Prophet (peace be upon him) did not reply to the salam. The Prophet (peace be upon him) went to the wall, wiped his face and both arms (i.e., performed tayammum), and then replied to his salam.

Sayyiduna Abu Juham (may Allah be pleased with him) narrates: Once the Prophet Muhammad (peace and blessings be upon him) was going towards the well of Jamal in order to relieve himself. He met a man who was coming from the front, and that man greeted him with Salam. The Prophet (peace and blessings be upon him) did not reply to his Salam. The Prophet (peace and blessings be upon him) went to a wall, performed masah (wiping) over his blessed face and both arms (i.e., performed tayammum), and then replied to the Salam.

Sayyiduna Abu Juham bin Harith (may Allah be pleased with him) narrates: Once, the Prophet Muhammad (peace and blessings be upon him) was going towards the well of Jamal to relieve himself. A man came from the front and greeted him with salam, but the Prophet (peace and blessings be upon him) did not reply to the salam until he placed his blessed hand on the wall and wiped his blessed face and both arms with it (i.e., performed tayammum). Then he said: "And peace be upon you too."

Sayyiduna Abu Juham (may Allah be pleased with him) narrates: The Prophet Muhammad (peace and blessings be upon him) was coming from the well of Jamal, perhaps after relieving himself or urinating. I greeted him with salam, but he did not reply to my greeting. Then the Prophet (peace and blessings be upon him) wiped his blessed hand on the wall and performed masah (wiping) over his blessed face and both arms with it (i.e., performed tayammum), then he replied to my salam.

The same narration is also transmitted with another chain of narration from Sayyiduna Abu Juham (may Allah be pleased with him) regarding the Prophet Muhammad (peace and blessings be upon him).

Nafi’ narrates: Once, I accompanied Abdullah bin Umar (may Allah be pleased with them both) for some work to Abdullah bin Abbas (may Allah be pleased with them both). When Abdullah bin Umar (may Allah be pleased with them both) stated his purpose, during the conversation that day, he mentioned this incident: Once, a man passed by the Prophet Muhammad (peace and blessings be upon him); this was in a street. The Prophet Muhammad (peace and blessings be upon him) was coming after relieving himself or urinating. That man greeted you with salam, but you did not reply to him, until he was about to leave the street. Then the Prophet Muhammad (peace and blessings be upon him) wiped his blessed hand on the wall and wiped his blessed face, then wiped his both arms again (i.e., performed tayammum), then replied to his salam. Then the Prophet Muhammad (peace and blessings be upon him) said:“I did not reply to your salam because I was not in a state of purity (wudu).”

Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) narrates: Once, the Noble Prophet (peace and blessings be upon him) was returning after relieving himself. Near the well of Jamal, a man came before him and greeted him with salam. The Noble Prophet (peace and blessings be upon him) did not reply to his salam until he went to a wall and wiped his blessed face and both arms (i.e., performed tayammum), then he replied to that man's salam.

Saeed bin Jubair (may Allah have mercy on him) narrates: Sayyiduna Abdullah bin Abbas (may Allah be pleased with them both) said regarding Allah’s statement:“If you are ill or on a journey,”that when a person is wounded in the way of Allah, or he develops a boil, or suffers from an itching disease, then he becomes in a state of major impurity or fears that bathing may cause his death, such a person should perform tayammum.