The word(s) "serve" appears 75 time(s) in 73 verse(s) in Quran in Abdullah Yusuf Ali translation.

(31) Not a messenger did We send before thee without this inspiration sent by Us to him: that there is no god but I; therefore worship and serve Me.

(32) And We made them leaders, guiding (men) by Our Command, and We sent them inspiration to do good deeds, to establish regular prayers, and to practise regular charity; and they constantly served Us (and Us only).

(33) So We listened to him: We removed the distress that was on him, and We restored his people to him, and doubled their number,- as a Grace from Ourselves, and a thing for commemoration, for all who serve Us.

(34) Verily, this brotherhood of yours is a single brotherhood, and I am your Lord and Cherisher: therefore serve Me (and no other).

(35) There are among men some who serve Allah, as it were, on the verge: if good befalls them, they are, therewith, well content; but if a trial comes to them, they turn on their faces: they lose both this world and the Hereafter: that is loss for all to see!

(36) Those who faithfully observe their trusts and their covenants;

(37) It is no fault on your part to enter houses not used for living in, which serve some (other) use for you: And Allah has knowledge of what ye reveal and what ye conceal.

(38) We sent (aforetime), to the Thamud, their brother Salih, saying, "serve Allah": But behold, they became two factions quarrelling with each other.

(39) For me, I have been commanded to serve the Lord of this city, Him Who has sanctified it and to Whom (belong) all things: and I am commanded to be of those who bow in Islam to Allah's Will,-

(40) He said: "I intend to wed one of these my daughters to thee, on condition that thou serve me for eight years; but if thou complete ten years, it will be (grace) from thee. But I intend not to place thee under a difficulty: thou wilt find me, indeed, if Allah wills, one of the righteous."