Riyad as-Saliheen 1513
Sahl bin Sa'd (May Allah be pleased with him) reported:
The Messenger of Allah ﷺ said, "Whosoever gives me a guarantee to safeguard what is between his jaws and what is between his legs, I shall guarantee him Jannah."
[Al-Bukhari].
وعن سهل بن سعد قال: قال رسول الله ﷺ:
"من يضمن لي ما بين لحييه، وما بين رجليه أضمن له الجنة" ((متفق عليه)).
Classification
Sahih (Authentic)
References
Riyad as-Saliheen 1513
Riyad as-Saliheen Book of Prohibited actions, Hadith 3