Strong’s Greek
G993 — Boanerges
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
Βοανηργές
Boanerges — pronounced bo-an-erg-es'
of Chaldee origin (1123 and 7266); sons of commotion; Boanerges, an epithet of two of the apostles:--Boanerges. see HEBREW for 01123 see HEBREW for 07266
1 occurrence in the KJV.
Mark 3:17
And James the son of Zebedee, and John the brother of James; and he surnamed them Boanerges, which is, The sons of thunder: