Strong's Concordance G793

Original Word: ἀστήρικτος
Transliteration: astḗriktos
Phonetic Spelling: as-tay'-rik-tos
[ἀστήρικτος] from G1 (as a negative particle) and a presumed derivative of G4741; unfixed, i.e. (figuratively) vacillating

Usages throughout the bible

2 Peter 2:14 - Having eyes full of adultery, and that cannot cease from sin; beguiling unstable G793 souls: an heart they have exercised with covetous practices; cursed children:

2 Peter 3:16 - As also in all his epistles, speaking in them of these things; in which are some things hard to be understood, which they that are unlearned and unstable G793 wrest, as they do also the other scriptures, unto their own destruction.