مسائل المنتخبه (Articles Of Islamic Acts) - الخوئي، السيد أبوالقاسم - الصفحة ١٥٠ - TAYAMMUM

his life will be in danger or he will suffer from some ailment or defect in his body, or the ailment from which he is already suffering will become acute or some complications will arise in its treatment, he should perform tayammum. However, if warm water is not injurious to him, he should perform ablutions with it, and also take bath in case in which bathing is obligatory.
٦٧٨. It is not necessary for resorting to tayammum that a person should be certain that water is injurious to him. It is sufficient for resorting to tayammum if there is a probability of the water being injurious to him and this probability is justified in the eyes of the people and he entertains fear on account of this probability.
٦٧٩. If a person has sore eye and water is injurious,to him he should perform tayammum.
٦٨٠. If a person performs tayammum on account of certainty or fear about water being injurious to him but realizes before offering prayers that it is not injurious to him, his tayammum is void. And if he realizes this after having offered the prayers again with ablutions or bath if time for it is available. However,if the time for the prayers has passed its qaza need not be performed.
٦٨١. If a person, who knows that water is injurious to him, takes bath or performs ablutions, but understands later that water is harmful to him, his ablutions and bath are in order if the harm is not to such an extent that it may be unlawful to bear it.
٦٨٢. Fourth Condition: If a person fears that if he uses water to take bath, or to perform ablutions, he will be involved in hardship, he should perform tayammum. Tayammum is permissible on this account in the following three case:
(i) In case he fears that if he uses the water for bathing himself or performing ablutions he will be involved in an acute