Litany of the Saints
On the morning of the day designated by the congregations of cardinals, the cardinal electors assemble in Saint Peter's Basilica to celebrate Mass. Then they gather in the afternoon in the Pauline Chapel in the Apostolic Palace and process to the Sistine Chapel while singing the Litany of the Saints. The cardinals will also sing the "Veni Creator Spiritus", invoking the Holy Spirit, then take an oath to observe the procedures set down by the apostolic constitutions; to, if elected, defend the liberty of the Holy See; to maintain secrecy; and to disregard the instructions of secular authorities on voting. The senior cardinal reads the oath aloud in full; in order of precedence (where their rank is the same, their seniority is taken as precedence), the other cardinal electors repeat the oath, while touching the Gospels. The oath is: