Ecclesiastes 10:10 New World Translation of the Holy Scriptures—With References 10 If an iron tool has become blunt and someone has not whetted its edge,+ then he will exert his own vital energies. So the using of wisdom to success means advantage.+ Matthew 10:16 New World Translation of the Holy Scriptures—With References 16 “Look! I am sending YOU forth as sheep amidst wolves;+ therefore prove yourselves cautious as serpents+ and yet innocent as doves.+
10 If an iron tool has become blunt and someone has not whetted its edge,+ then he will exert his own vital energies. So the using of wisdom to success means advantage.+
16 “Look! I am sending YOU forth as sheep amidst wolves;+ therefore prove yourselves cautious as serpents+ and yet innocent as doves.+