There are many texts from the prophetic Sunnah that refer to the original ruling of the legality of sewak, including the following: The tradition of Abu Horayra, may Allah be pleased with him, who narrated that the Prophet (peace be upon him) said (Unless I do not want to make it difficult for my Ummah, I would have instructed them to use sewak before each prayer) and in another narration he said (before each performance of ablution). The tradition of Aisha, may Allah be pleased with her, that the Prophet (peace be upon him) (used to start using sewak once he enters his house). The tradition of Aisha, may Allah be pleased with her, that the Prophet (peace be upon him) said (sewak is a cleanness for the mouth a pleasing for the Lord). The tradition of Huzaifa, may Allah be pleased with him, who said that the Prophet (peace be upon him) used to use sewak if he got up from sleeping at night) Narrated by Al-Bukhari 1/214 and his narration is in the book of Friday, Sewak on Friday, and Muslim 1/220 in the book of Tahara, section of sewak. Narrated by Muslim 1/220 in the book of Tahara, section of sewak. Narrated by Al-Bukhari 1/66 his narration is in the book of Ablution, section of sewak. Muslim 1/220 in the book of Tahara, section of sewak. Narrated by Al-Bukhari 1/66 his narration is in the book of Ablution, section of sewak. Muslim 1/220 in the book of Tahara, section of sewak. Narrated by Al-Bukhari 2/234 in a comment using the confirmation way in the Book of Fasting, section of dry and wet sewak. Al-Nawawi said in Group 1/268 and its explanations that the confirmation way is authentic. Modern Medicine scientists conducted researches about Arak tree and found the following results: