The word(s) "doing" appears 64 time(s) in 63 verse(s) in Quran in Mohsin Khan translation.

(61) And We shall make easy for you (O Muhammad صلى الله عليه وسلم) the easy way (i.e. the doing of righteous deeds).

(62) Indeed he succeeds who purifies his ownself (i.e. obeys and performs all that Allah ordered, by following the true Faith of Islamic Monotheism and by doing righteous good deeds).

(63) And indeed he fails who corrupts his ownself (i.e. disobeys what Allah has ordered by rejecting the true Faith of Islamic Monotheism or by following polytheism or by doing every kind of evil wicked deeds).