guarantee Jannah

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]. Sunnah.com reference : Book 18, Hadith 3 Arabic/English book reference : Book 18, Hadith 1513