2 Bible Verses about Feast Of Weeks

AND when the day of Pentecost had come, they were all with one mind together. And suddenly there came from heaven a sound as of a violent wind borne along, and it filled all the house where they were sitting; and there appeared to them divided tongues as of fire, and [one] sat on each one of them;read more.
and they were all filled with the Holy Spirit, and began to speak with tongues as the Spirit gave them utterance.