Strong's Greek #189
ἀκοαῖς

Englishman's Concordance (References)

ἀκοαῖς akoais — 1 Occurrence

Hebrews 5:11 - N-DFP
GRK:γεγόνατε ταῖς ἀκοαῖς
NAS: you have become dull of hearing.
KJV: ye are dull of hearing.
INT: you have become in the hearings