Strong’s Greek
G1650 — elegchos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἔλεγχος
elegchos — pronounced el'-eng-khos
from 1651; proof, conviction:--evidence, reproof. see GREEK for 1651
2 occurrences in the KJV.
2 Timothy 3:16
All scripture is given by inspiration of God, and is profitable for doctrine, for reproof, for correction, for instruction in righteousness:
Hebrews 11:1
Now faith is the substance of things hoped for, the evidence of things not seen.