Strong's Greek #2217
ζόφῳ

Englishman's Concordance (References)

ζόφῳ zophō — 1 Occurrence

Hebrews 12:18 - N-DMS
GRK:γνόφῳ καὶ ζόφῳ καὶ θυέλλῃ
NAS: and to darkness and gloom and whirlwind,
INT: to obscurity and to darkness and to storm