Sayyiduna Ibn Abbas (may Allah be pleased with them both) relates: The Messenger of Allah (peace and blessings be upon him) came out saying: "Part of the overturning of the religion is that the Nabataeans start scrutinising (affairs), and that they take palaces in the cities."
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 12889