Original Verse:
Proverbs Chapter 26 Verse 21[As] coals are to hot embers, and wood to fire, So is a contentious man to inflame strife.

Reference Verses:
Proverbs Chapter 15 Verse 18A wrathful man stirreth up contention; But he that is slow to anger appeaseth strife.
Proverbs Chapter 29 Verse 22An angry man stirreth up strife, And a wrathful man aboundeth in transgression.