Ḥajj Continues well after the coming of Yaʾjūj Maʾjūj
The Prophet ﷺ said "The people will continue performing the Hajj and ʿUmra to the Kaʿba even after the appearance of Gog and Magog." Narrated Shuʿba extra: The Hour (Day of Judgment) will not be established till the Hajj (to the Kaʿba) is abandoned.
عَنْ أَبِي سَعِيدٍ الْخُدْرِيِّ ؓ عَنِ النَّبِيِّ ﷺ قَالَ لَيُحَجَّنَّ الْبَيْتُ وَلَيُعْتَمَرَنَّ بَعْدَ خُرُوجِ يَأْجُوجَ وَمَأْجُوجَ