Prophetic infallibility vs. human nature of prophets

فَغَفَرْنَا لَهُۥ ذَٰلِكَ ۖ وَإِنَّ لَهُۥ عِندَنَا لَزُلْفَىٰ وَحُسْنَ مَـَٔابٍ

So We forgave him that; and indeed, for him is nearness to Us and a good place of return.