The Gospel of Matthew as we have it in Greek was not the first Gospel Matthew wrote; the first Gospel he wrote was in Hebrew, but the revised Gospel in Greek became the best loved, and because it was a bridge between the Old and New Testaments was early on placed first in the lists of the Gospels.  As well, it seemed the most complete beginning with Jesus' birth and ending with his resurrection and commission to the disciples to make disciples wherever they went. 

The following three chapters are called the Sermon on the Mount. 

Jesus tells us what the character of Kingdom citizens will be. 

The last week in  Jerusalem. Jesus was tested and passed every test. But his opponents did not. They attempted to discredit him and then used deception and a sham trial to condemn him. 

In the end it was they who were condemned.