This book explains the concept of purification and that under Islam it is not limited to personal and physical purity but includes purifying oneself of sin and all disobedience of God. The book then discusses the detailed rules of physical purification.
WAS MAN ÜBER DIE RITUELLE REINHEIT (TAHARAH) WISSEN MUSS
Ein lehrreiches Buch, welches unter anderem Themen des Wudu, Ghusl, Tayammum und des Steichens über die Strümpfe behandelt.