When we think of murderers, we might think of horrible people who are in jail or should be in jail. Jesus will give us a full explanation of the 6th commandment and describes what a murderer looks like.
The religious leaders of Jesus time felt they had God’s Word all figured out and added thousands of rules, laws and oral traditions of their own. Jesus is about to set them straight on what the Law really meant.
From the perspective of a Christian living in America, persecution can seem like a distant issue that happened a long time ago in a distant country. Jesus doesn’t want us to be surprised when persecution shows up and He even tells us how we should respond to it.