The word(s) "course" appears 34 time(s) in 31 verse(s) in Quran in Abdullah Yusuf Ali translation.

(21) It is He Who created the Night and the Day, and the sun and the moon: all (the celestial bodies) swim along, each in its rounded course.

(22) So when the sorcerers arrived, they said to Pharaoh: "Of course - shall we have a (suitable) reward if we win?

(23) Seest thou not that Allah merges Night into Day and he merges Day into Night; that He has subjected the sun, and the moon (to his Law), each running its course for a term appointed; and that Allah is well-acquainted with all that ye do?

(24) He merges Night into Day, and he merges Day into Night, and he has subjected the sun and the moon (to his Law): each one runs its course for a term appointed. Such is Allah your Lord: to Him belongs all Dominion. And those whom ye invoke besides Him have not the least power.

(25) Then We have given the Book for inheritance to such of Our Servants as We have chosen: but there are among them some who wrong their own souls; some who follow a middle course; and some who are, by Allah's leave, foremost in good deeds; that is the highest Grace.

(26) And the sun runs his course for a period determined for him: that is the decree of (Him), the Exalted in Might, the All-Knowing.

(27) Behold, there were brought before him, at eventide coursers of the highest breeding, and swift of foot;

(28) He created the heavens and the earth in true (proportions): He makes the Night overlap the Day, and the Day overlap the Night: He has subjected the sun and the moon (to His law): Each one follows a course for a time appointed. Is not He the Exalted in Power - He Who forgives again and again?

(29) "And follow the best of (the courses) revealed to you from your Lord, before the Penalty comes on you - of a sudden while ye perceive not!-

(30) The sun and the moon follow courses (exactly) computed;