Al-Adab Al-Mufrad, Hadith 1225 ⓘ
'Umar said, "Fire is an enemy, so beware of it." He used to go around an put out the fires of his family before he went to sleep at night.
حَدَّثَنَا عَبْدُ اللهِ بْنُ يَزِيدَ، قَالَ: حَدَّثَنَا سَعِيدُ بْنُ أَبِي أَيُّوبَ قَالَ: حَدَّثَنِي يَزِيدُ بْنُ عَبْدِ اللهِ بْنِ الْهَادِ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ قَالَ: قَالَ عُمَرُ: إِنَّ النَّارَ عَدُوٌّ فَاحْذَرُوهَا.
also referenced under: Book 50, Hadith 1225 (In-Book) & Book 50, Hadith 1225 (English)