What was the Prophet Muhammad's (saw) reply when Um Salama asked about the necessity of a woman taking a bath after nocturnal discharge?
 Narrated Abu Salama:                     Um Salama said, "Um Sulaim said, 'O Allah's Apostle! Allah does not refrain from saying the truth! Is it obligatory for a woman to take a bath after she gets nocturnal discharge?' He said, 'Yes, if she notices the water (i.e. discharge).' Um Salama smiled and said, 'Does a woman get discharge?' Allah's Apostle said. 'Then why does a child resemble (its mother)?"