Ablution-Ghusul-Ritual ablution-Wash- -ritual bath Ghusul. Islamic Law- is customarily performed on-festival day, or before the Friday congregational prayers, before starting-pilgrimage, after recovering from an illness, or is necessitated by the emission of sperms either during one’s sleep or following-marital intercourse.-ritual ablution is also given to-deceased person before his funeral and burial, or otherwise is taken by the undertaker himself after washing the dead.