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.
bukhari:431ʿAbdullāh b. Maslamah > Mālik > Zayd b. Aslam > ʿAṭāʾ b. Yasār > ʿAbdullāh b. ʿAbbās

The sun eclipsed and Messenger of Allah ﷺ offered the eclipse prayer and said, "I have been shown the Hellfire (now) and I never saw a worse and horrible sight than the sight I have seen today."  

البخاري:٤٣١حَدَّثَنَا عَبْدُ اللَّهِ بْنُ مَسْلَمَةَ عَنْ مَالِكٍ عَنْ زَيْدِ بْنِ أَسْلَمَ عَنْ عَطَاءِ بْنِ يَسَارٍ عَنْ عَبْدِ اللَّهِ بْنِ عَبَّاسٍ قَالَ

انْخَسَفَتِ الشَّمْسُ فَصَلَّى رَسُولُ اللَّهِ ﷺ ثُمَّ قَالَ أُرِيتُ النَّارَ فَلَمْ أَرَ مَنْظَرًا كَالْيَوْمِ قَطُّ أَفْظَعَ