مسائل المنتخبه (Articles Of Islamic Acts) - الخوئي، السيد أبوالقاسم - الصفحة ٢٩٩ - LAPSED PRAYERS

sure that the lapsed prayers which lapsed first has been offered first.
١٣٨٧. If midday prayers of one day and afternoon prayers of another day or two midday prayers or two afternoon prayers of a person lapse, and it he does not knowwhich of the them lapsed first, it is sufficient for acquiring order, if he offers two prayers of four unit each with the intention that the first is the lapsed prayers,which lapsed on the first day, and the second is the lapsed prayers, which lapsed on the second day.
١٣٨٨. If one midday prayers and one night prayers, or one afternoon payers and one night prayers of a person lapse, and he does not know which of them lapsed first,it is better that he should perform their lapsed prayers in such a way that he may become sure that he has maintained the order. For example, if one midday prayers and onenight prayers of his have lapsed, but he does not know which of them lapsed first, he should first offer one midday prayers and thereafter one night prayers and then onemidday prayers once again, or he should first offer one night prayers and thereafter one midday prayers and then one night prayers once again.
١٣٨٩. If a person knows that he has not offered a prayers consisting of four units but does not know whether it is midday prayers or night prayers, it issufficient, if he offers a four unit prayers with the intention of offering lapsed prayers. which he has not offered, and he has option to offer it loudly or in low voice.
١٣٩٠. If five prayers of a person have lapsed one after the other. and he does not which of them lapsed first, and he offers nine prayers in order (e.g. hecommences with dawn prayers and after having offered midday, afternoon, dusk and night prayers offers once again dawn, midday. afternoon and dusk prayers) he will ensure therequisite order.
١٣٩١. If a person knows that one each of his daily prayers has