Tafsil al-Shari'ah Fi Sharh Tahrir al-Wasilah Nikah (Marriage) This book consists of 656 pages. It includes details on the subject of Nikah (marriage), causes of forbiddenness, kinds of Nikah, their rules and the rules related to childbirth, children and maintenance. Grand Ayatollah Fazel Lankarani accomplished writing this book on the twenty third of Ramadhan al-Mubarakt 1419 A.H.