Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
bayhaqi:2655[Chain 1] Abū Muḥammad ʿAbdullāh b. Yūsuf al-Aṣbahānī > Abū Saʿīd b. al-Aʿrābī > Saʿdān b. Naṣr [Chain 2] Abū al-Ḥusayn b. BishrānAnd ʾAbū ʿAlī al-Rūdhbārī > Muḥammad b. Ismāʿīl b. Muḥammad al-Ṣaffār > Saʿdān b. Naṣr > Abū Muʿāwiyah > Ibrāhīm b. Ṭahmān > Simāk b. Ḥarb > ʿIkrimah > Ibn ʿAbbās

[Machine] "He said, when you prostrate, place your nose on the ground along with your forehead, as mentioned in the hadith of As-Saffar."  

البيهقي:٢٦٥٥أَخْبَرَنَا أَبُو مُحَمَّدٍ عَبْدُ اللهِ بْنُ يُوسُفَ الْأَصْبَهَانِيُّ أنبأ أَبُو سَعِيدِ بْنُ الْأَعْرَابِيِّ ثنا سَعْدَانُ بْنُ نَصْرٍ ح وَأَخْبَرَنَا أَبُو الْحُسَيْنِ بْنُ بِشْرَانَ بِبَغْدَادَ وَأَبُو عَلِيٍّ الرُّوذْبَارِيُّ قَالَا ثنا مُحَمَّدُ بْنُ إِسْمَاعِيلَ بْنِ مُحَمَّدٍ الصَّفَّارُ ثنا سَعْدَانُ بْنُ نَصْرٍ ثنا أَبُو مُعَاوِيَةَ عَنْ إِبْرَاهِيمَ بْنِ طَهْمَانَ عَنْ سِمَاكِ بْنِ حَرْبٍ عَنْ عِكْرِمَةَ عَنِ ابْنِ عَبَّاسٍ

أَنَّهُ قَالَ إِذَا سَجَدْتَ فَضَعْ أَنْفَكَ عَلَى الْأَرْضِ مَعَ جَبْهَتِكَ وَفِي حَدِيثِ الصَّفَّارِ ثُمَّ جَبْهَتَكَ