Proverbs 27:1 New International Version (NIV)

Do not boast about tomorrow,
    for you do not know what a day may bring.

 

 Proverbs 27:17 New International Version (NIV)

As iron sharpens iron,
    so one person sharpens another.

 

Proverbs 27:19 New International Version (NIV)

19 As water reflects the face,
    so one’s life reflects the heart.