Strong's Greek #901
βαθέα

Englishman's Concordance (References)

βαθέα bathea — 1 Occurrence

Revelation 2:24 - Adj-ANP
GRK:ἔγνωσαν τὰ βαθέα τοῦ Σατανᾶ
NAS: have not known the deep things of Satan,
INT: knew the depths of Satan