Mukhtasar Bukhari (Abridged) 2067 — Do not leave fire burning at home

Narrated from Sayyiduna Abu Musa Ash'ari (may Allah be pleased with him): A house in Madinah caught fire at night. When the Prophet (peace and blessings of Allah be upon him) was informed of this, he said: "This fire is your enemy, so when you go to sleep, extinguish (fire, lamps, etc.)."