1 Corinthians 16:8

But I will remain in Ephesus until Pentecost,

Acts 2:1

And when the day of Pentecost had come, they were all together in the same [place].

Exodus 23:16

And [you will keep] the Feast of Harvest, [with] the firstfruits of your work, what you sow in the field. And [you will keep] the Feast of Harvest Gathering when the year goes out, when you gather your work from the field.

Leviticus 23:15-21

" 'And you shall count for yourselves {from the day after} the Sabbath, from the day of your bringing the wave offering's sheaf--[there] shall be seven full weeks.

Acts 18:19

So they arrived at Ephesus, and those he left behind there, but he himself entered into the synagogue [and] discussed with the Jews.

1 Corinthians 15:32

If according to a human perspective I fought wild beasts at Ephesus, what benefit [is it] to me? If the dead are not raised, let us eat and drink, for tomorrow we die.

Treasury of Scripture Knowledge

Summary

But I will tarry at Ephesus until Pentecost.

General references

Bible References

At

1 Corinthians 15:32
If according to a human perspective I fought wild beasts at Ephesus, what benefit [is it] to me? If the dead are not raised, let us eat and drink, for tomorrow we die.

Pentecost

Exodus 23:16
And [you will keep] the Feast of Harvest, [with] the firstfruits of your work, what you sow in the field. And [you will keep] the Feast of Harvest Gathering when the year goes out, when you gather your work from the field.
Leviticus 23:15
" 'And you shall count for yourselves {from the day after} the Sabbath, from the day of your bringing the wave offering's sheaf--[there] shall be seven full weeks.
Acts 2:1
And when the day of Pentecost had come, they were all together in the same [place].

General references

Deuteronomy 16:9
"You shall count [off] seven weeks for you; {from the time you begin to harvest the standing grain} you shall begin to count seven weeks.