A summary of feasts with their implications are: Pesach, Passover, Crucifixion, when each family sacrifices one lamb in remembrance of their rescue from bondage in Egypt. This feast was fulfilled by the sacrifice of JESUS CHRIST.
Hag-Ha-Matzot, Unleavened Bread, Purging Sin, all leaven is taken from the home during this week-long feast. The penalty of sin (leaven) was taken from mankind and placed on JESUS CHRIST.
Bikkurim (Sunday after Saturday after Passover), Firstfruits, Resurrection. A sheaf of grain from the first yearly harvest is offered to the Lord. On Easter morning came the discovery of the first one ever to be resurrected from the dead, JESUS CHRIST.
Shavout (50 days after Firstfruits), Feast of Weeks, Pentecost. Another harvest sacrifice offered to the Lord was two loaves baked with leaven. The promised Holy Spirit came and indwelt believers (both Jewish and Gentile [who needed cleansing of leaven (sin)]). This combined group is called the Church or body of JESUS CHRIST.
After a four month gap, Rosh HaShanah (Tishri 1), Trumpets, Rapture. A day of judgment and gathering which was announced by an all-day blowing of trumpets. The hope of all believers is the Rapture when they will be taken up into heaven by none other than JESUS CHRIST.
Yom Kippur (Tishri 15), Atonement Day SECOND COMING [occurs during the 7 year tribulation]. On this solemn day the high priest offered a sacrifice for the sins of the nation [Israel]. A one-time sacrifice for all mankind was made by the High Priest, JESUS CHRIST.
Succoth (Tishri 15), Tabernacles MILLENNIUM. This festive celebration commemorated God's provision in the past and His promised Messianic Kingdom of the future [the Millennium]. The coming Millennium of peace will be ruled by the coming King, JESUS CHRIST."