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.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī

The chain of narrations is a part of the religion

muslim:i024 – Muḥammad b. ʿAbdullāh b. Quhzādh from Ahl Marw > ʿAbdān b. ʿUthmān > ʿAbdullāh b. al-Mubārak

I heard ʿAbdullāh b. al-Mubārak say: ‘The chain of narration is from the Dīn, and were it not for the chain of narration whoever wished could say what he wanted’.  

مسلم:i٠٢٤ – وَحَدَّثَنِي مُحَمَّدُ بْنُ عَبْدِ اللَّهِ بْنِ قُهْزَاذَ مِنْ أَهْلِ مَرْوَ قَالَ سَمِعْتُ عَبْدَانَ بْنَ عُثْمَانَ يَقُولُ سَمِعْتُ عَبْدَ اللَّهِ بْنَ الْمُبَارَكِ يَقُولُ

«الإِسْنَادُ مِنَ الدِّينِ وَلَوْلاَ الإِسْنَادُ لَقَالَ مَنْ شَاءَ مَا شَاءَ۔»  

See similar narrations below:

Collected by Aḥmad
ahmad:11600 – Ḥammād al-Khayyāṭ > ʿAbd al-Malik al-Aḥwal > Saʿīd b. ʿAmr b. Sulaym > a man from Qawmih Yuqāl Lah Fulān b. Muʿāwiyah or Muʿāwiyah b. Fulānʿan Abū Saʿīd al-Khudrī > al-Mayyit Yaʿrif Man Yughassiluh And Yaḥmiluh Wayudallīh > Faqumt from ʿInd Abū Saʿīd > Ibn ʿUmar Faʾakhbartuh Famar Abū Saʿīd > Lah Mimman > Hadhā al-Ḥadīth

[Machine] "The deceased knows who washes him, carries him, and leads him," He said, "So I went from Abu Sa'eed to Ibn Umar and informed him." Then Abu Sa'eed passed by and asked him, "From whom did you hear this hadith?" He said, "From the Messenger of Allah ﷺ ."  

أحمد:١١٦٠٠ – حَدَّثَنَا حَمَّادٌ الْخَيَّاطُ حَدَّثَنَا عَبْدُ الْمَلِكِ الْأَحْوَلُ عَنْ سَعِيدِ بْنِ عَمْرِو بْنِ سُلَيْمٍ عَنْ رَجُلٍ مِنْ قَوْمِهِ يُقَالُ لَهُ فُلَانُ بْنُ مُعَاوِيَةَ أَوْ مُعَاوِيَةُ بْنُ فُلَانٍعَنْ أَبِي سَعِيدٍ الْخُدْرِيِّ قَالَ

الْمَيِّتُ يَعْرِفُ مَنْ يُغَسِّلُهُ وَيَحْمِلُهُ وَيُدَلِّيهِ قَالَ فَقُمْتُ مِنْ عِنْدِ أَبِي سَعِيدٍ إِلَى ابْنِ عُمَرَ فَأَخْبَرْتُهُ فَمَرَّ أَبُو سَعِيدٍ فَقَالَ لَهُ مِمَّنْ سَمِعْتَ هَذَا الْحَدِيثَ؟ قَالَ مِنْ رَسُولِ اللهِ ﷺ