They are the ones who disbelieved, and barred you from the Holy Mosque and the offering, detained so as not to reach its place of sacrifice. If it had not been for certain men believers and certain women believers whom you knew not, lest you should trample them, and there befall you guilt unwittingly on their account (that God may admit into His mercy whom He will), had they been separated clearly, then We would have chastised the unbelievers among them with a painful chastisement.