Catechism of the Catholic Church §2184 — excerpt
Just as God "rested on the seventh day from all his work which he had done," human life has a rhythm of work and rest.
This translation is under copyright, so only the cited words are quoted here. Follow the link for the full text. Translation: English translation of the Catechism of the Catholic Church, 2nd ed. (Libreria Editrice Vaticana), as posted at vatican.va.
Also cites: GS 67 # 3