Limits of Prophetic Knowledge

قَالَ وَمَا عِلْمِى بِمَا كَانُوا۟ يَعْمَلُونَ

He said, "And what is my knowledge of what they used to do?

فِيمَ أَنتَ مِن ذِكْرَىٰهَآ

In what [position] are you that you should mention it?