Exodus 34:22
"You are to observe the Festival of Weeks, the first fruits of the wheat harvest, and the Festival of Tabernacles at the turn of the year.
Exodus 23:16
You are to observe the Festival of Harvest, celebrating the first fruits of your work in planting the field, and the Festival of Tabernacles at the end of the year, when you gather the fruit of your work from the field.
Numbers 28:16-31
"The LORD's Passover is to take place on the fourteenth day of the first month.
Numbers 29:12-39
"You are to hold a sacred assembly on the fifteenth day of the same seventh month. No servile work is to be done. You are to celebrate a festival to the LORD for seven days by
Deuteronomy 16:10-15
Then observe the Festival of Weeks in the presence of the LORD your God by giving your tribute and the freewill offering of your hands in proportion to the manner in which the LORD your God blessed you.
John 7:2
Now the Jewish Festival of Tents was approaching.
Acts 2:1
When the day of Pentecost was being celebrated, all of them were together in one place.