There is nor prescription in the Quran about whether Jews and Christians, who still stick to their creed after the revelation of the Quran, are doomed and will go to hell or will not be admitted to paradise, contrary to the pronouncements of the sectarians.
62 – Surely, those who believe, those who are Jewish, the Christians, and the converts; anyone who believes in God, and the Last Day, and leads a righteous life will receive their recompense from their Lord. They have nothing to fear, nor will they grieve. 2 The Cow, 62
The fact that one can marry Jews and Christians, that the state of affliction among the Muslims in the wake of the war lost by the Christians in the Sura The Romans show how the mentality that condemns them to hell contradicts the Quran. It is to be also noted that among the Jews and Christians are also persons that have strayed:
113 – They are not all the same; among the followers of the scripture, there are those who stand, who recite God’s revelations through the night, and they fall prostrate. 3 The family of Imran, 113