Canonum De Lex Ecclesium
Canons of Ecclesiastical Law
V. Sacraments
5.3 Cardinal Sacraments
Article 159 - Testimony
Canon 4446 (link)
Testimony is the eighth of the fourteen (14) Cardinal Sacraments also known as the Ways of Heaven. The Sacrament of Testimony is a way of sacred action unlocked through the presence of the seven (7) Keys of Heaven within the Sacrament itself. The Sacrament of Testimony may also be granted and conferred on its own in accordance with these Canons and associated approved liturgy.
Canon 4447 (link)
The sacrament of Testimony is granted and bestowed upon a solemn attestation under oath as to the truth of a matter in accordance with these canons and associated approved liturgy. The meaning of Testimony is derived from the Latin word testimonium meaning “sworn evidence, vocalized proof before judicial authority”.


