[Claud]

Only Catholics do that.

And all the Eastern Orthodox Churches. And the Coptic Church. And the Armenian Church. And the Syrian Church. And the Syro-Malankara Church/St. Thomas Christians.

In fact, every church whose origins goes back to ancient times.

So "only" not so much.

[BlueDragon]

In fact, every church whose origins goes back to ancient times.

Approximately 4th century. Much earlier than that, only among Gnostics.