Strong G189 ἀκοή akoē · hearing

Hebrews

1. Hebrews 4:2
   For unto us was the gospel preached, as well as unto them: but the word preached did not profit them, not being mixed with faith in them that heard it.
2. Hebrews 5:11
   Of whom we have many things to say, and hard to be uttered, seeing ye are dull of hearing.