The word(s) "therein" appears 248 time(s) in 225 verse(s) in Quran in Mohsin Khan translation.

(161) An Arabic Qur'an, without any crookedness (therein) in order that they may avoid all evil which Allah has ordered them to avoid, fear Him and keep their duty to Him.

(162) And he (Muhammad صلى الله عليه وسلم) who has brought the truth (this Qur'an and Islamic Monotheism) and (those who) believed therein (i.e. the true believers of Islamic Monotheism), those are Al-Muttaqun (the pious - See V.2:2).

(163) It will be said (to them): "Enter you the gates of Hell, to abide therein. And (indeed) what an evil abode of the arrogant!"

(164) And those who kept their duty to their Lord (Al-Muttaqun ) will be led to Paradise in groups, till, when they reach it, and its gates will be opened (before their arrival for their reception) and its keepers will say: Salamun 'Alaikum (peace be upon you)! You have done well, so enter here to abide therein."

(165) "Whosoever does an evil deed, will not be requited except the like thereof; and whosoever does a righteous deed, whether male or female and is a true believer (in the Oneness of Allah), such will enter Paradise, where they will be provided therein (with all things in abundance) without limit.

(166) Allah, it is He Who has made the night for you that you may rest therein and the day for you to see. Truly, Allah is full of Bounty to mankind; yet, most of mankind give no thanks.

(167) Enter the gates of Hell to abide therein: and (indeed) what an evil abode of the arrogant!

(168) He placed therein (i.e. the earth) firm mountains from above it, and He blessed it, and measured therein its sustenance (for its dwellers) in four Days equal (i.e. all these four days were equal in the length of time) for all those who ask (about its creation).

(169) That is the recompense of the enemies of Allah: the Fire. therein will be for them the eternal home, a (deserving) recompense for that they used to deny Our Ayat (proofs, evidence, verses, lessons, signs, revelations, etc.).

(170) "We have been your friends in the life of this world and are (so) in the Hereafter. therein you shall have (all) that your inner-selves desire, and therein you shall have (all) for which you ask.