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.
ahmad:13822ʿAffān > Yazīd b. Zurayʿ > Saʿīd b. Abū ʿArūbah > Ḥajjāj al-Aḥwal > Qatādah > Anas

[Machine] "Narrated by the Prophet ﷺ , he said: Whoever forgets a prayer or oversleeps and misses it, then they should make it up. He said: So I met Hajjaj Al-Ahwal and he narrated this to me."  

أحمد:١٣٨٢٢حَدَّثَنَا عَفَّانُ حَدَّثَنَا يَزِيدُ بْنُ زُرَيْعٍ حَدَّثَنَا سَعِيدُ بْنُ أَبِي عَرُوبَةَ عَنْ حَجَّاجٍ الْأَحْوَلِ عَنْ قَتَادَةَ عَنْ أَنَسٍ

عَنِ النَّبِيِّ ﷺ قَالَ مَنْ نَسِيَ صَلَاةً أَوْ نَامَ عَنْهَا يَعْنِي فَلْيُصَلِّهَا قَالَ فَلَقِيتُ حَجَّاجًا الْأَحْوَلَ فَحَدَّثَنِي بِهِ