ἁγιωσύνη hagiōsýnē

Greek · Strong's G42 · used 3 times in 3 verses

Meaning

sacredness (i.e. properly, the quality)

In the King James Version: holiness

Derivation: from G40 (ἅγιος);

Romans 1:4 and who through the Spirit of holiness was declared with power to be the Son of God by His resurrection from the dead: Jesus Christ our Lord.
2 Corinthians 7:1 Therefore, beloved, since we have these promises, let us cleanse ourselves from everything that defiles body and spirit, perfecting holiness in the fear of God.
1 Thessalonians 3:13 so that He may establish your hearts in blamelessness and holiness before our God and Father at the coming of our Lord Jesus with all His saints. Amen.