مسائل المنتخبه (Articles Of Islamic Acts) - الخوئي، السيد أبوالقاسم - الصفحة ١٨٠ - ORDERS REGARDING QIBLA

arch (Mahrab) of the Masjidor from the graves of the Muslims or by other ways and means and act accordingly. SO much so that it is sufficient if he forms an idea about it in the light of the statementof a sinner (Fasiq) or an unbeliever (Kafir) who is aware of the direction of the Qibia on the basis of scientific rules.
٧٩١. If a person, who has formed his own opinion about Qibla and can acquire stronger opinion about it he cannot act on his own opinion. For example. if a guestforms an opinion about the direction of the Qibla on the statement of the owner of the house. but can acquire a stronger opinion by some other means he should not act on hishosts words.
٧٩٢. If a person does not possess any means to locate the direction of Qibia, or in spite of his efforts he cannot form an idea about it, it is sufficient for himto offer his prayers facing any side. And the recommended precaution is that if he has sufficient time at his disposal he should offer the same prayers ٤ times, facing everyone of the four directions once.
٧٩٣. If a person is sure or thinks that Qibla is in one of the two sides he should offer prayers facing both the sides.
٧٩٤. If a person wishes to offer prayers facing a few sides and wants to offer two prayers like midday prayers and afternoon prayers, which should be offered oneafter the other, the recommended precaution is that he should offer the first prayers facing those few sides and then commence the second prayers.
٧٩٥. If a person who is not certain about the direction of Qibla wishes to do something other than prayers which should be done facing the Qibla (e.g. if he wishesto slaughter an animal) he should act according to the opinion formed by him about the direction of Qibla and if he fails to form any opinion about it he may perfonn the act facing any direction.