From skleros; to indurate, i.e. (figuratively) render stubborn


harden.


see GREEK skleros

Textus Receptus Greek Text

esklhrunonto
Acts 19:9

sklhrunei
Rom 9:18

sklhrunhte
Heb 3:8, Heb 3:15, Heb 4:7

sklhrunqh
Heb 3:13