Tafseer Ibn Kathir of AZ ZUKHRUF [61]

وَإِنَّهُ لَعِلْمٌ لِّلسَّاعَةِ فَلَا تَمْتَرُنَّ بِهَا وَاتَّبِعُونِ هَذَا صِرَاطٌ مُّسْتَقِيمٌ

And indeed, Jesus will be [a sign for] knowledge of the Hour, so be not in doubt of it, and follow Me. This is a straight path.