The Prophet ﷺ, whenever he feared a people, would say, "O Allah, we place You before them and seek refuge in You from their evil."
أن النبي ﷺ كان إذا خاف قوما قال: اللهم إنا نجعلك في نحورهم، ونعوذ بك من شرورهم.
Reported by Abu Dawud (1537), Ahmad (19720), Nasai in Amal al-Yawm wal-Layla (601), Ibn Hibban (4765), and Hakim (2/142), all of them through routes going back to Muaz bin Hisham, who said, my father narrated to me, from Qatada, from Abu Burda bin Abdullah bin Qays, from his father Abdullah bin Qays, and he related it.Its chain is sahih, and Nawawi also graded it sahih in Al-Adhkar. Hakim said, "This is a sahih hadith according to the standard of the two Shaykhs."