1 = True God
2 = how many of each Animal that Noah took on the Ark
3 = Trinity -- the Father, Son, and the Holy Ghost
4 = Number of persons in the Fiery Furnace -- Shadrach, Meshach, and Abednego, and the angel of God
5 = Wise Virgins
5 = Number of Husbands of the Woman at the Well
6 = Days that it took God to Create the World
7 = Fish and Loaves of Bread at the Feeding of the 5,000
8 = People in the Ark
8 = Beatitudes
10 = Commandments
12 = Disciples of Jesus
27 = Books of the New Testament
30 = Pieces of Silver
33 = Age of Jesus when he Died
39 = Books of the Old Testament
40 = Days and Nights of the Great Flood
40 = Days of Lent (not counting Sundays)
40 = Days in the Wilderness
50 = Days after Christ's Ressurection until Pentecost
66 = Books of the Bible
153 = Fish in the Net
220 = Number of Sheep and Goats that Jacob gave to Esau
70x7 = Number of Times to Forgive your Brother
666 = the Number of the Beast