Qur'an 43:61

وَإِنَّهُۥ لَعِلْمٌ لِّلسَّاعَةِ فَلَا تَمْتَرُنَّ بِهَا وَٱتَّبِعُونِ ۚ هَـٰذَا صِرَٰطٌ مُّسْتَقِيمٌ

“And indeed, he [i.e., 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.”

Az-Zukhruf 43:61 · Saheeh International