Catechism of the Catholic Church §2300 — excerpt
The bodies of the dead must be treated with respect and charity, in faith and hope of the Resurrection. the burial of the dead is a corporal work of mercy; it honors the children of God, who are temples of the Holy Spirit.
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.