The hardships that we face in life are not necessarily results of specific sins that we have committed. The Lord uses all our hardships to His glory. The man is not blind because of any sin on his part or on the part of his parents. Jesus heals him, using his blindness as an opportunity to display the glory of God.
BibleGateway: John 9 ESV Text: John 9 John 9 (Listen) Jesus Heals a Man Born Blind 9:1 As he passed by, he saw a man blind from birth. 2 And his disciples asked him, “Rabbi, who sinned,… The hardships that we face in life are not necessarily results of specific sins that we have committed. The Lord uses all our hardships to His glory. The man is not blind because of any sin on his part or on the part of his parents. Jesus heals him, using his blindness as an opportunity to display the glory of God.