Volume 8, Book 76, Number 481:
Narrated Sahl bin Sa’d:
Volume 8 – 1444 / 1700
SAHIH BUKHARI VOLUME 8 > BOOK 76: TO MAKE THE HEART TENDER (AR-RIQAQ)
Allah’s Apostle said, “Whoever can guarantee (the chastity of) what is between his two jaw-bones
and what is between his two legs (i.e. his tongue and his private parts), I guarantee Paradise for him.”