The word(s) "affair" appears 70 time(s) in 65 verse(s) in Quran in Abdullah Yusuf Ali translation.

(51) "Soon will ye remember what I say to you (now), My (own) affair I commit to Allah: for Allah (ever) watches over His Servants."

(52) It is He Who gives Life and Death; and when He decides upon an affair, He says to it, "Be", and it is.

(53) And those who take as protectors others besides Him,- Allah doth watch over them; and thou art not the disposer of their affairs.

(54) Those who hearken to their Lord, and establish regular Prayer; who (conduct) their affairs by mutual Consultation; who spend out of what We bestow on them for Sustenance;

(55) But indeed if any show patience and forgive, that would truly be an exercise of courageous will and resolution in the conduct of affairs.

(56) The Way of Allah, to Whom belongs whatever is in the heavens and whatever is on earth. Behold (how) all affairs tend towards Allah!

(57) In the (Night) is made distinct every affair of wisdom,

(58) And We granted them Clear Signs in affairs (of Religion): it was only after knowledge had been granted to them that they fell into schisms, through insolent envy among themselves. Verily thy Lord will judge between them on the Day of Judgment as to those matters in which they set up differences.

(59) Or are the Treasures of thy Lord with them, or are they the managers (of affairs)?

(60) Therefore, (O Prophet,) turn away from them. The Day that the Caller will call (them) to a terrible affair,