The word(s) "by" appears 750 time(s) in 615 verse(s) in Quran in Mohsin Khan translation.

(381) by those (angels) ranged in ranks (or rows).

(382) by those (angels) who drive the clouds in a good way.

(383) by those (angels) who bring the Book and the Qur'an from Allah to mankind [Tafsir Ibn Kathir].

(384) Except such as snatch away something by stealing, and they are pursued by a flaming fire of piercing brightness.

(385) He said: "by Allah! You have nearly ruined me.

(386) Verily, you pass by them in the morning

(387) Sad. [These letters (Sad, etc.) are one of the miracles of the Qur'an, and none but Allah (Alone) knows their meanings]. by the Qur'an full of reminding (explanations and honour for the one who believes in it).

(388) And these only wait for a single Saihah [shout (i.e. the blowing of the Trumpet by the angel Israfil -)] there will be no pause or ending thereto [till everything will perish except Allah (the only God full of Majesty, Bounty and Honour)].

(389) And indeed, We did try Sulaiman (Solomon) and We placed on his throne Jasad (a devil, so he lost his kingdom for a while) and he did return (to Allah with obedience and in repentance, and to his throne and kingdom by the Grace of Allah).

(390) So, We subjected to him the wind; it blew gently by his order whithersoever he willed,