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
nasai-kubra:8333 – Muḥammad b. al-Muthanná > ʿAbd al-Raḥman > Shuʿbah > ʿAmr b. Murrah > Abū Ḥamzah > Zayd b. Arqam

[Machine] "The first person to pray with the Messenger of Allah ﷺ was Ali."  

الكبرى للنسائي:٨٣٣٣ – أَخْبَرَنَا مُحَمَّدُ بْنُ الْمُثَنَّى قَالَ حَدَّثَنَا عَبْدُ الرَّحْمَنِ قَالَ حَدَّثَنَا شُعْبَةُ عَنْ عَمْرِو بْنِ مُرَّةَ عَنْ أَبِي حَمْزَةَ عَنْ زَيْدِ بْنِ أَرْقَمَ قَالَ

«أَوَّلُ مَنْ صَلَّى مَعَ رَسُولِ اللهِ ﷺ عَلِيٌّ»  

See similar narrations below:

Collected by Aḥmad, Ṭabarānī, Nasāʾī's Kubrá, Suyūṭī
ahmad:1192 – Muḥammad b. Jaʿfar > Shuʿbah And Ḥajjāj > Shuʿbah > Salamah b. Kuhayl > Ḥabbah al-ʿUranī > ʿAly

I heard ‘Ali ؓ say: I was the first man to pray with the Messenger of Allah ﷺ. It was narrated that Habbah al-Urani said: I heard Ali ؓ say: I was the first who prayed with the Messenger of Allah ﷺ. (Using translation from Aḥmad 1191)   

أحمد:١١٩٢ – حَدَّثَنَا مُحَمَّدُ بْنُ جَعْفَرٍ حَدَّثَنَا شُعْبَةُ وَحَجَّاجٌ عَنْ شُعْبَةَ عَنْ سَلَمَةَ بْنِ كُهَيْلٍ قَالَ سَمِعْتُ حَبَّةَ الْعُرَنِيِّ قَالَ

سَمِعْتُ عَليًّا يَقُولُ أَنَا أَوَّلُ مَنْ صَلَّى مَعَ رَسُولِ اللهِ ﷺ  

ahmad:19281 – Wakīʿ > Shuʿbah > ʿAmr b. Murrah > Abū Ḥamzah a freed slave of al-Anṣār > Zayd b. Arqam

[Machine] The first person to embrace Islam with the Messenger of Allah, ﷺ , was Ali.  

أحمد:١٩٢٨١ – حَدَّثَنَا وَكِيعٌ حَدَّثَنَا شُعْبَةُ عَنْ عَمْرِو بْنِ مُرَّةَ عَنْ أَبِي حَمْزَةَ مَوْلَى الْأَنْصَارِ عَنْ زَيْدِ بْنِ أَرْقَمَ قَالَ

أَوَّلُ مَنْ أَسْلَمَ مَعَ رَسُولِ اللهِ ﷺ عَلِيٌّ  

tabarani:12151 – Isḥāq b. Ibrāhīm > ʿAbd al-Razzāq > Maʿmar > ʿUthmān al-Jazarī > Miqsam > Ibn ʿAbbās

[Machine] "The first person to embrace Islam was Ali."  

الطبراني:١٢١٥١ – حَدَّثَنَا إِسْحَاقُ بْنُ إِبْرَاهِيمَ أَنَا عَبْدُ الرَّزَّاقِ أَنَا مَعْمَرٌ عَنْ عُثْمَانَ الْجَزَرِيِّ عَنْ مِقْسَمٍ عَنِ ابْنِ عَبَّاسٍ قَالَ

«أَوَّلُ مَنْ أَسْلَمَ عَلِيٌّ»  

nasai-kubra:8335 – ʿAbdullāh b. Saʿīd > Ibn Idrīs > Shuʿbah > ʿAmr b. Murrah > Abū Ḥamzah > Zayd b. Arqam

[Machine] "The first person to embrace Islam was Ali."  

الكبرى للنسائي:٨٣٣٥ – أَخْبَرَنَا عَبْدُ اللهِ بْنُ سَعِيدٍ قَالَ حَدَّثَنَا ابْنُ إِدْرِيسَ قَالَ سَمِعْتُ شُعْبَةَ عَنْ عَمْرِو بْنِ مُرَّةَ عَنْ أَبِي حَمْزَةَ عَنْ زَيْدِ بْنِ أَرْقَمَ قَالَ

«أَوَّلُ مَنْ أَسْلَمَ عَلِيٌّ»