Who is the liar? It is whoever denies that Jesus is the Christ. Such a person is the antichrist - denying both the Father and the Son. (1 John 2:22)
"But there were also false prophets among the people, even as there shall be among you lying teachers, who shall bring in sects of perdition, and deny the Lord who bought them: bringing upon themselves swift destruction". (2 Peter 2:1)
Now, from the Pope on downwards: "They deny our only Lord and Master, Jesus Christ" ( Jude, 1:4)
This morning, we have this abominable heresy spewing from Rome: from the mouth of the Pope - the Pope, pouring poison into the souls of millions. For a full review , please see Vox Cantoris.