Greek Word Study · Strong’s G4645

σκληρύνω

sklērunō · “to harden

Used 6 times across 3 books

Definition
σκληρύνω
(σκληρός), [in LXX chiefly for קָשָׁה hi., also for חָזַק ;]
to harden. Metaphorical, to harden, make stubborn: with accusative of person(s), Rom.9:18; T. καρδίας (Psa.95:8), Heb.3:8, 15 4:7. Pass., to become hardened: Act.19:9, Heb.3:13.†
Where it appears
Acts
1
Romans
1
Hebrews
4
In the text
Acts 19:9But when divers were hardened, and believed not, but spake evil of that way before the multitude, he departed from them, and separated the disciples, disputing daily in the school of one Tyrannus.Romans 9:18Therefore hath he mercy on whom he will have mercy, and whom he will he hardeneth.Hebrews 3:8Harden not your hearts, as in the provocation, in the day of temptation in the wilderness:Hebrews 3:13But exhort one another daily, while it is called To day; lest any of you be hardened through the deceitfulness of sin.Hebrews 3:15While it is said, To day if ye will hear his voice, harden not your hearts, as in the provocation.Hebrews 4:7Again, he limiteth a certain day, saying in David, To day, after so long a time; as it is said, To day if ye will hear his voice, harden not your hearts.

Lexicon data from STEPBible.org · CC BY 4.0 · Verse text KJV