Ye shall know them by their fruits. Do men gather grapes of thorns, or figs of thistles?
Matthew 7:16
King James Version (public domain)
Traditionally attributed to Matthew · 1st century AD · One of the twelve apostles of Jesus; tax collector by trade
Context
14Because strait is the gate, and narrow is the way, which leadeth unto life, and few there be that find it.
15Beware of false prophets, which come to you in sheep’s clothing, but inwardly they are ravening wolves.
16Ye shall know them by their fruits. Do men gather grapes of thorns, or figs of thistles?
17Even so every good tree bringeth forth good fruit; but a corrupt tree bringeth forth evil fruit.
18A good tree cannot bring forth evil fruit, neither can a corrupt tree bring forth good fruit.