Roman Catechism 14.23

Chapter 14 — Part I: The Creed — Article XII: Life Everlasting

Section 23. Glory — For the blessed shall enjoy glory; not only that glory which we have already shown to constitute essential happiness, or to be its inseparable accompaniment, but also that glory which consists in the clear and distinct knowledge which each (of the blessed) shall have of the singular and exalted dignity of his companions (in glory).