Volume 2, Book 26, Number 663:
Narrated Abu Said Al-Khudri:
The Prophet said “The people will continue performing the Hajj and ‘Umra to the Ka’ba even after
the appearance of Gog and Magog.”
Narrated Shu’ba extra:
Volume 2 – 365 / 1700
SAHIH BUKHARI VOLUME 2 > BOOK 26: PILGRIMMAGE (HAJJ)
The Hour (Day of Judgment) will not be established till the Hajj (to the Ka’ba) is abandoned.