for Paul (Saul) had decided to sail past Ephesus, so that he would not have to spend time in Asia; for he was hurrying to be at Jerusalem, if possible, on the Day of Pentacost.
Deuteronomy 16:16 (Devarim 16:16)
Three times a year all your males shall appear before the LORD your God in the place which He chooses: at the Festival of Unleavened Bread ("Passover"), at the Festival of Shavuot("Pentecost"), and at the Festival of Succot ("Tabernacles")...