In the lectures of Iqbal main importance have been given to sixth lecture "The Principle of Movement in the Structure of Islam". Many translations of this lecture have been done. Many articles have been written on the topics related to this lecture. Abdul Jabbar Shaker has also translated this lecture. This translation is according to the original text of Iqbal. The most important work of this lecture is (Hawashi-o-Taliqat) in Urdu