Abu Hurayrah (may Allah be pleased with him) reported that the Messenger of Allah (may Allah's peace and blessings be upon him) said: ''May Allah have mercy upon a man who wakes up at night and prays, and awakens his wife. If she refuses, he sprinkles water on her face. May Allah have mercy upon a woman who wakes up at night and prays, and awakens her husband. If he refuses, she sprinkles water on his face.'' Good hadith - Narrated by Ibn Majah - An-Nasaa’i - Narrated by Abu Daoud - Narrated by Ahmad