Chapter 10 — Part I: The Creed — Article VIII: I Believe in the Holy Ghost
Section 10. The Divinity of the Holy Ghost is also clearly established by many passages of Scripture. When, in the Acts of the Apostles, St. Peter says, Ananias, Why hast thou conceived this thing in thy heart? he immediately adds: Thou hast not lied to men, but to God, calling Him God to whom he had just before given the name Holy Ghost.