Jesus said He is the, “I AM”, which is God. There are many that would disagree that have the spirit of the devil.
Calling all Satanists, witches, atheists and those in false religions to come to Jesus. Your unbelief, false beliefs, and/or wickedness will cause you to die in in your sins and go to hell lest you repent and come to Jesus.
Since Jesus and the Father are both considered God, then to worship them both is good. It is good to worship the Father and Jesus, our Lord.
Some people would rather keep believing something contrary to the Bible in order to not break up families and relationships.