It is narrated on the authority of Ibn 'Umar ('Abdullah bin 'Umar) that the Messenger of Allah (ﷺ) observed: Verily Islam started as something strange and it would again revert (to its old position) of being strange just as it started, and it would recede between the two mosques just as the serpent crawls back into its hole.
Hadith Referenceصحيح مسلم / كتاب الإيمان / 146
Hadith Gradingمحدثین:أحاديث صحيح مسلم كلها صحيحة
Hadith Takhrij«أحاديث صحيح مسلم كلها صحيحة ، انفرد به مسلم - انظر ((التحفة)) برقم (7430)»
Explanation & Benefits
Shaykh Maulana Abdul Aziz Alvi
Hadith Commentary: Vocabulary of the Hadith:
(1) MASJIDAYN: By the two mosques is meant the House of Allah (Baytullah) and the Prophet’s Mosque (Masjid Nabawi).
(2) YA’RIZU: To gather, to return, to seek refuge.
Source: Tuhfat al-Muslim: Commentary on Sahih Muslim, Page: 373