Strong's Greek #3660
ὀμνύουσιν

Englishman's Concordance (References)

ὀμνύουσιν omnyousin — 1 Occurrence

Hebrews 6:16 - V-PIA-3P
GRK:τοῦ μείζονος ὀμνύουσιν καὶ πάσης
NAS: For men swear by one greater
KJV: men verily swear by the greater:
INT: the greater swear and of all