The word(s) "guard" appears 249 time(s) in 233 verse(s) in Quran in Muhammad Habib Shakir translation.

(181) And (there is) a safeguard against every rebellious Shaitan.

(182) When he said to his people: Do you not guard (against evil)?

(183) Shall We treat those who believe and do good like the mischief-makers in the earth? Or shall We make those who guard (against evil) like the wicked?

(184) This is a reminder; and most surely there is an excellent resort for those who guard (against evil),

(185) Now, surely, sincere obedience is due to Allah (alone) and (as for) those who take guardians besides Him, (saying), We do not serve them save that they may make us nearer to Allah, surely Allah will judge between them in that in which they differ; surely Allah does not guide him aright who is a liar, ungrateful.

(186) Is he then who has to guard himself with his own person against the evil chastisement on the resurrection day? And it will be said to the unjust: Taste what you earned.

(187) An Arabic Quran without any crookedness, that they may guard (against evil).

(188) And he who brings the truth and (he who) accepts it as the truth-- these are they that guard (against evil).

(189) Or it should say: Had Allah guided me, I would certainly have been of those who guard (against evil);

(190) And Allah shall deliver those who guard (against evil) with their achievement; evil shall not touch them, nor shall they grieve.