It is narrated from Sayyiduna Abu Bakr Siddiq (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Using the miswak purifies the mouth and is an act that pleases the Lord, the Exalted."

Sayyida Aisha (may Allah be pleased with her) has also narrated a similar hadith from the Noble Prophet (peace and blessings be upon him).

Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) narrates that the Noble Prophet (peace and blessings be upon him) said:“Make the use of miswak obligatory upon yourselves, for it purifies the mouth and pleases the Lord.”

It is narrated from Sayyiduna Abdullah bin Abbas (may Allah be pleased with them both) that the Messenger of Allah (peace and blessings be upon him) said: "I was commanded so much to use the miswak that I began to think that soon a verse of the Noble Qur'an would be revealed about it."

It is also narrated from Sayyiduna Abdullah bin Abbas (may Allah be pleased with them both) that the Messenger of Allah (peace and blessings be upon him) used the miswak so frequently that we began to think that soon a verse of the Qur'an would be revealed regarding it.

It is narrated from Sayyiduna Wathilah bin Asqa’ (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said:“I was commanded so much to use the miswak that I began to fear that it might be made obligatory.”

It is narrated from Sayyiduna Anas bin Malik, may Allah be pleased with him, that the Messenger of Allah, peace and blessings be upon him, said: "I have strongly emphasized to you the use of the miswak."

Sayyiduna Abu Umamah (may Allah be pleased with him) narrates that the Messenger of Allah (peace and blessings be upon him) said: "Whenever Jibreel (peace be upon him) came to me, he instructed me to use the miswak. I began to fear that perhaps the front part of my mouth would be uprooted."

It is narrated from Sayyiduna Abdullah bin Umar (may Allah be pleased with them both), he says: I saw the Messenger of Allah (peace and blessings be upon him) using the miswak, then the Messenger of Allah (peace and blessings be upon him) gave that miswak to the eldest person among the people and said: "Indeed, Jibreel (peace be upon him) has commanded me to give the miswak to the eldest person."

It is narrated from Sayyiduna Tamam bin Abbas (may Allah be pleased with him) that when people came to the Noble Prophet (peace and blessings be upon him), he said: "What is the reason that you have come to me in such a state that there is filth and yellowness visible on your teeth? Use the miswak. If there had not been a fear of hardship upon my ummah, I would have made the use of miswak obligatory like wudu."