Jesus Christ said "Let the one who is sinless cast the first stone"

No mortal  human is sinless. No man has the right to throw stones at anyone.

 Jesus Christ said "What father when his child asks for bread would give him a stone". Jesus Christ said "That father is the devil.

 Jesus Christ said "The one who shows no mercy will be shown no mercy". 

Jesus Christ said "Whoever betrays me or harms one of my little ones, it would be better that that man was never born".