There were seven annual ceremonial sabbaths.
1. 15th of Abib
2. 23rd of Abib
3. Pentecost
4 1st of the 7th month
5. 10th of the 7th month
6. 15th of the 7th month
7. 22nd of the 7th month
These represent 3 major events
1. Christ's death on the cross
2. Christ's heavenly coronation
3. The completion of the process of at-one-ment between God and man, accomplished by Christ and his coming to get his people.