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:2749Abū Bakr b. Fūrak > ʿAbdullāh b. Jaʿfar > Yūnus b. Ḥabīb > Abū Dāwud > Shuʿbah > ʿAmr b. Murrah > Abū Ḥamzah > a man from ʿAbs Shuʿbah Yará > Ṣilah b. Zufar > Ḥudhayfah

[Machine] He prayed with the Prophet ﷺ and mentioned the hadith, saying, "And he used to say between the two prostrations, 'O Lord, forgive me, O Lord, forgive me,' and he sat as long as his prostration."  

البيهقي:٢٧٤٩أَخْبَرَنَا أَبُو بَكْرِ بْنُ فُورَكٍ أنبأ عَبْدُ اللهِ بْنُ جَعْفَرٍ ثنا يُونُسُ بْنُ حَبِيبٍ ثنا أَبُو دَاوُدَ ثنا شُعْبَةُ أَخْبَرَنِي عَمْرُو بْنُ مُرَّةَ سَمِعَ أَبَا حَمْزَةَ يُحَدِّثُ عَنْ رَجُلٍ مِنْ عَبْسٍ شُعْبَةُ يَرَى أَنَّهُ صِلَةُ بْنُ زُفَرَ عَنْ حُذَيْفَةَ

أَنَّهُ صَلَّى مَعَ النَّبِيِّ ﷺ فَذَكَرَ الْحَدِيثَ قَالَ وَكَانَ يَقُولُ بَيْنَ السَّجْدَتَيْنِ رَبِّ اغْفِرْ لِي رَبِّ اغْفِرْ لِي وَجَلَسَ بِقَدْرِ سُجُودِهِ