Then seat two sons of Belial before him, and let them testify against him saying, ‘You cursed God and the king.’ Then take him out and stone him to death.”
Whoever blasphemes the Name of Adonai must surely be put to death. The whole congregation must stone him. The outsider as well as the native-born, when he blasphemes the Name, is to be put to death.
So for this reason the Judean leaders kept trying even harder to kill Him—because He was not only breaking Shabbat, but also calling God His own Father, making Himself equal with God.