That was on the day of the Trench.
في قوله عز وجل: {إذ جاءوكم من فوقكم ومن أسفل منكم وإذ زاغت الأبصار وبلغت القلوب الحناجر وتظنون بالله الظنونا}.
كان ذلك يوم الخندق.
No references are available.
Bukhari related it in the Book of Military Expeditions (4103), and Muslim in the Book of Tafsir (12:3020), both from the hadith of Abdah bin Sulayman, from Hisham, from his father, from Ayesha, who said, and she mentioned it.