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bayhaqi:16671Abū al-Qāsim ʿAbd al-Raḥman b. Muḥammad al-Sirāj Imlāʾ > Abū Bakr Muḥammad b. al-Muʾammal b. al-Ḥasan > al-Faḍl b. Muḥammad al-Shaʿrānī > Muḥammad b. Abū Bakr al-Muqaddamī > ʿUmar b. ʿAlī > Abū Ḥāzim > Sahl b. Saʿd

[Machine] "The Messenger of Allah ﷺ said, 'Whoever guarantees for me what is between his beard and his ankles, I guarantee for him Paradise.'"  

البيهقي:١٦٦٧١حَدَّثَنَا أَبُو الْقَاسِمِ عَبْدُ الرَّحْمَنِ بْنُ مُحَمَّدٍ السِّرَاجُ إِمْلَاءً أَنْبَأَ أَبُو بَكْرٍ مُحَمَّدُ بْنُ الْمُؤَمَّلِ بْنِ الْحَسَنِ ثَنَا الْفَضْلُ بْنُ مُحَمَّدٍ الشَّعْرَانِيُّ ثَنَا مُحَمَّدُ بْنُ أَبِي بَكْرٍ الْمُقَدَّْمِيُّ حَدَّثَنِي عُمَرُ بْنُ عَلِيٍّ عَنْ أَبِي حَازِمٍ عَنْ سَهْلِ بْنِ سَعْدٍ

أَنَّ رَسُولَ اللهِ ﷺ قَالَ مَنْ يَضْمَنُ لِي مَا بَيْنَ لَحْيَيْهِ وَمَا بَيْنَ رِجْلَيْهِ أَضْمَنُ لَهُ الْجَنَّةَ  

رَوَاهُ الْبُخَارِيُّ فِي الصَّحِيحِ عَنْ مُحَمَّدِ بْنِ أَبِي بَكْرٍ

See similar narrations below:

Collected by Bukhārī, Suyūṭī
bukhari:6474Muḥammad b. Abū Bakr al-Muqaddamī > ʿUmar b. ʿAlī > Abū Ḥāzim > Sahl b. Saʿd

Messenger of Allah ﷺ 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."  

البخاري:٦٤٧٤حَدَّثَنَا مُحَمَّدُ بْنُ أَبِي بَكْرٍ الْمُقَدَّمِيُّ حَدَّثَنَا عُمَرُ بْنُ عَلِيٍّ سَمِعَ أَبَا حَازِمٍ عَنْ سَهْلِ بْنِ سَعْدٍ

عَنْ رَسُولِ اللَّهِ ﷺ قَالَ مَنْ يَضْمَنْ لِي مَا بَيْنَ لَحْيَيْهِ وَمَا بَيْنَ رِجْلَيْهِ أَضْمَنْ لَهُ الْجَنَّةَ