"He indeed would well-nigh have misled us from our gods, had it not been that we were constant to them!" - Soon will they know, when they see the Penalty, who it is that is most misled in Path!
He almost would have misled us from our gods had we not been steadfast in [worship of] them." But they are going to know, when they see the punishment, who is farthest astray in [his] way.