I. The Name of the Lord is Holy

From The Catechism of the Catholic Church

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Respect for his name is an expression of the respect owed to the mystery of God
himself and to the whole sacred reality it evokes. the sense of the sacred is
part of the virtue of religion:

PART THREE: LIFE IN CHRIST

SECTION TWO THE TEN COMMANDMENTS
- CHAPTER ONE YOU SHALL LOVE THE LORD YOUR GOD WITH ALL YOUR HEART, AND WITH ALL YOUR SOUL, AND WITH ALL YOUR MIND
  - Article 2 THE SECOND COMMANDMENT
    - I. The Name of the Lord is Holy

From The Catechism of the Catholic Church – rosary.team