Hazrat Mahdi (as) will immediately tell friend from foe

HAZRAT MAHDI (AS) WILL BE AWARE OF EVERY GROUP’S SECRET PLANS AND WILL TELL THEIR PLANS TO THEM. HAZRAT MAHDI (AS) WILL TELL FRIEND FROM FOE AT A GLANCE.(Shaykh al-Mufid, Kitab al-Irshad, pp. 365-366)