Against hope, he believed in hope; that he might be made the father of many nations, according to that which was said to him.
Verse 18. Who, against hope, believed in hope, or with hope. That is, Abraham, against all probability of human hopes, still hoped in God, says S. Chrys. that he should have a son by Sara: and in this, he was not weak in faith. Therefore it, that is, is great faith, was imputed to him unto justice: and also our faith shall be imputed to us unto justice, or make us truly just, by believing in Christ, &c. Wi.