ὑπόστασιςhypostasis

2 Corinthians 9:4

Otherwise, if some Macedonians come with me and find that you are not ready, we would be humiliated—to say nothing of you—for being so confident.

2 Corinthians 11:17

What I am saying with this boastful confidence, I say not as the Lord would but as a fool.

Hebrews 1:3

He is the radiance of the glory of God and the exact imprint of his nature, and he upholds the universe by the word of his power. After making purification for sins, he sat down at the right hand of the Majesty on high,

Hebrews 3:14

For we have come to share in Christ, if indeed we hold our original confidence firm to the end.

Hebrews 11:1

Now faith is the assurance of things hoped for, the conviction of things not seen.