Fiqh-us-Sunnah Volume 2, Supererogatory Prayer, Fiqh 2.103.

Section : The prayer of a person who is ill (Salatul Marid).Whoever has some excuse due to illness and cannot stand during the fard salah is allowed to pray sitting. If he cannot pray in a sitting posture, he may pray while on his side by making gestures. In such a case, his gestures for … Continue reading Fiqh-us-Sunnah Volume 2, Supererogatory Prayer, Fiqh 2.103.