Sa'id bin al-Musayyib (may Allah have mercy on him) said that Sayyiduna Umar (may Allah be pleased with him), Abdullah bin Umar (may Allah be pleased with them both), al-Miqdad bin Suwayd and Suhayb (may Allah be pleased with them) ate locusts. Sayyiduna Umar (may Allah be pleased with him) said: If only we had a basket or two of it.
(b) Sayyiduna Ali (may Allah be pleased with him) said: Fish and locusts are slaughtered.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصيد والذبائح / 19002