2 Bible Verses about Feast Of Weeks

In the course of the Festival at the close of the Harvest the disciples had all met together, When suddenly there came from the heavens a noise like that of a strong wind rushing by; it filled the whole house in which they were sitting. Then there appeared tongues of what seemed to be flame, separating, so that one settled on each of them;read more.
And they were all filled with the Holy Spirit, and began to speak with strange 'tongues' as the Spirit prompted their utterances.