Acts 1:5 – 6
And there were dwelling at Jerusalem Jews, devout men, out of every nation under heaven.
Now when this was noised abroad, the multitude came together, and were confounded, because that every man heard them speak in his own language.
Acts 1:7 – 8
And they were all amazed and marvelled, saying one to another, Behold, are not all these which speak Galilaeans?
And how hear we every man in our own tongue, wherein we were born?) Empowered by the Holy Spirit believers would spread out into Jerusalem and thence to Judea, Samaria and out to the ends of the earth preaching the God.
Pentecost became not only a commemoration of the Holy Spirit’s visit but also marks the birth of the Christian Church. It is a time for Thanksgiving, Rejoicing & Renewal of the Original Covenant with God (Consecration).
In (Deuteronomy 16:10-12; And thou shalt keep the feast of weeks unto the LORD thy God with a tribute of a freewill offering of thine hand, which thou shalt give unto the LORD thy God, according as the LORD thy God hath blessed thee: And thou shalt rejoice before the LORD thy God, thou, and thy son, and thy daughter, and thy manservant, and thy maidservant, and the Levite that is within thy gates, and the stranger, and the fatherless, and the widow, that are among you, in the place which the LORD thy God hath chosen to place his name there. And thou shalt remember that thou wast a bondman in Egypt: and thou shalt observe and do these statutes.),
There were three requirements for the Feast:
To appear before God and in a worthy manner by bringing a freewill offering (Yourself, no longer blood shed because Jesus is our Sacrificial Lamb)
To rejoice before God
To remember their deliverance from slavery : A pattern for worship and government was established, and they were given a purpose and a destiny The two notable historical events which took place were:
They consecrated and sanctified themselves and presented themselves before God
God came and met with them and gave them the contract of His covenant outlined in His instructions for them.