Mishkat al-Masabih
Ibn Abu Aufa told that they went on seven expeditions along with God's messenger and ate locusts along with him. (Bukhari and Muslim.)
وَعَن ابنِ أبي أوْفى قَالَ: غَزَوْنَا مَعَ رَسُولِ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ سَبْعَ غَزَوَاتٍ كُنَّا نَأْكُلُ مَعَهُ الجرادَ
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