I have not touched my private parts with my right hand since I pledged allegiance with it to the Messenger of Allah ﷺ.
حدثنا عبد الصمد حدثنا حاجب بن عمر حدثنا الحكم بن الأعرج أن
ما مسست فرجي بيميني منذ بايعت بها رسول الله ﷺ
Its chain of transmission is sahih. Hajib bin Umar Thaqafi, Abu Khushaynah, is trustworthy, and his hadith is found in Muslim. Hakam bin Aaraj is Hakam bin Abdullah bin Ishaq bin Aaraj, who is also trustworthy, and his hadith is found in Muslim. Hakim graded the hadith sahih in 3/472, saying it meets the criteria of the two Shaykhs, and Dhahabi agreed with him.