The word(s) "before" appears 360 time(s) in 348 verse(s) in Quran in Muhammad Habib Shakir translation.

(251) And certainly most of the ancients went astray before them,

(252) How many did We destroy before them of the generations, then they cried while the time of escaping had passed away.

(253) The people of Nuh and Ad, and Firon, the lord of spikes, rejected (apostles) before them.

(254) And they say: O our Lord! hasten on to us our portion before the day of reckoning.

(255) And when distress afflicts a man he calls upon his Lord turning to Him frequently; then when He makes him possess a favor from Him, he forgets that for which he called upon Him before, and sets up rivals to Allah that he may cause (men) to stray off from His path. Say: Enjoy yourself in your ungratefulness a little, surely you are of the inmates of the fire.

(256) Those before them rejected (prophets), therefore there came to them the chastisement from whence they perceived not.

(257) Then surely on the day of resurrection you will contend one with another before. your Lord.

(258) Those before them did say it indeed, but what they earned availed them not.

(259) And return to your Lord time after time and submit to Him before there comes to you the punishment, then you shall not be helped.

(260) And follow the best that has been revealed to you from your Lord before there comes to you the punishment all of a sudden while you do not even perceive;