Abbott-Smith Manual Greek Lexicon
βοηθός (G998)
1 βοηθός , -ον (v.s. βοηθέω ), [in LXX chiefly for עזר ;] (poët. -όος ), hasting to the war-cry (Hom.). helping, auxiliary ; as subst. (Hdt.), a helper : He 13:6 (LXX) .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain