Abstract
The present research aims at empirically revealing the leadership concepts from the holy Qur’an. Among plenty research on leadership only few account the religious views of leadership in particular from the Moslems’ source of knowledge, the Holy Qur’an. The concept of Taqwa, as a characteristic of Motaqeen according to the Qur’an, has been included of Spirituality and Responsibility dimensions. This research studies the relationship between responsibility and leader’s effectiveness. A cross-sectional approach was conducted in which responsibility was measured based on a self-constructed basis when leadership effectiveness was built up from the current scales in the literature. Analytical techniques including multiple regression and hierarchal regression by using SPSS were used to examine the hypotheses drawn from a sample of 135 companies. The results represent except forgiveness other dimensions of responsibility are significant and positively associated to leadership success.