'Have Mercy' in the Bible

And as Jesus was departing thence two blind men followed him, crying and saying, Have mercy on us, Son of David!

And behold, a woman of Canaan from those regions came out and cried, saying, Have mercy on me, Lord, Son of David; my daughter is badly affected with a demon.

Lord, have mercy on my son, for he is a lunatic, and suffers greatly. For he often falls into the fire, and often into the water.

And behold two blind men who sat by the way, hearing that Jesus was passing by cried, saying, Have mercy on us Lord, Son of David!

And the multitude charged them to be still; but they cried the more, saying, Have mercy on us Lord, Son of David!