It is narrated from Sayyiduna Ismah bin Qays al-Sulami (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) used to seek refuge with Allah from the trial (fitnah) of the East. He (peace and blessings be upon him) was asked: "What about the trial of the West?" He (peace and blessings be upon him) said: "That is greater, and far greater."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 14573
It is narrated from Sayyiduna Ismah bin Qays (may Allah be pleased with him), who was a Companion of the Prophet (peace and blessings be upon him), that he used to seek refuge in his prayer from the trial (fitnah) of the West.
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 14574