[1]. Holy Qur’an
[2]. Imam Ali ibn Abi Talib, 1990, Nahjul Balagha (Peak of Eloquence) Tr. Syed Ali Reza, Islamic Foundation Press, Mullapuram, Kerala, India.
[3]. Imam Ali ibn Abi Talib, 1379 sh., Nahjul Balagha (Peak of Eloquence) Tr. Mohammad Dashti, Mashhur Pub., Qom, Iran
[4]. Nahjul balagha: sermons, letters, and sayings of Hazrath Ali, 1961, Translated by Syed Mohammed Askari Jafery, Karachi: Associated Printers
[5]. Nahjul-Balagha and inter-religious understanding, (1997), ed. By S. Ali Muhammad Naqvi, Prof. S.M. Waseem, Renaissance Pub. House; Delhi
[6]. Abdul Razak, Mohd Abbas (2006), Human Nature: A Comparative Study between Western and Islamic Psychology, (Kuala Lumpur).
[7]. Albayrak, Ahmet, 2006, Insan/ Nas, The Qur’an: an Encyclopedia, Edited by Oliver Leaman, First published by Routledge pp.300-303
[8]. Javadi Amuli, ‘Abdullah 1386/2007. Manzilat-e ‘aql dar hindiseh-ye ma‘rifat-e dini. Qom: Isra’.
[9]. Motahari, mortaza, (1373 H.Sh.), Insan dar Qura’n pp.7-17, Sadra Publication, Qom
[10]. Motahari, M (2004). Browse Nahjolbalaghe. Tehran: Sadra.
[11]. Motahari, M (2005). Fitrat, Tehran: Sadra.
)