Luke 18:38

38 So he began shouting, “Jesus, Son of David, have mercy on me!”

Luke 18:38 Meaning and Commentary

Luke 18:38

And he cried, saying, Jesus thou son of David
Believing him, at once, to be the Messiah; whence he calls him the son of David, which was a character and title of the Messiah, well known to the Jews; (See Gill on Matthew 1:1) and therefore immediately called out unto him, being willing to take that opportunity as he passed, and whilst he was within hearing, to make his suit to him for his sight:

saying, have mercy on me:
a poor, blind, and miserable creature, and restore me to my sight, which will be an act of singular mercy, and goodness, and will always be gratefully owned as such.

Luke 18:38 In-Context

36 When he heard the noise of a crowd going past, he asked what was happening.

37 They told him that Jesus the Nazarene was going by.

38 So he began shouting, “Jesus, Son of David, have mercy on me!”

39 “Be quiet!” the people in front yelled at him. But he only shouted louder, “Son of David, have mercy on me!”

40 When Jesus heard him, he stopped and ordered that the man be brought to him. As the man came near, Jesus asked him,