Why is the day on which the Holy Ghost came down upon the Apostles called Whitsunday?
A. The day on which the Holy Ghost came down upon the Apostles is called Whitsunday or White Sunday, probably because the Christians who were baptized on the eve of Pentecost wore white garments for some time afterward, as a mark of the purity bestowed upon their souls by the Sacrament of Baptism. Q. 427. Why is this feast called also Pentecost? A. This feast is called also Pentecost because Pentecost means the fiftieth; and the Holy Ghost came down upon the Apostles fifty days after the resurrection of Our Lord. Q. 428. How did the Holy Ghost come down upon the Apostles? A. The Holy Ghost came down upon the Apostles in the form of tongues of fire. Q. 429. What did the form of tongues of fire denote? A. The form of tongues of fire denoted the sacred character and divine authority of the preaching and teaching of the Apostles, by whose words and fervor all men were to be converted to the love of God. Q. 430. Who sent the Holy Ghost upon the Apostles? A. Our Lord Jesus Christ sent the Ho
