Abbott-Smith Manual Greek Lexicon
Μαγώγ (G3098)
1 Μαγώγ , ὁ , indecl. (Heb. מָגוֹג , Ge 10:2 , Ex 38:2 , al.), Magog , associated with Gog: Re 20:8 (v. Swete, in l.).†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain