'Fifteenth' in the Bible
The entire Israelite community departed from Elim and came to the Wilderness of Sin, which is between Elim and Sinai, on the fifteenth day of the second month after they had left the land of Egypt.
The Festival of Unleavened Bread to the Lord is on the fifteenth day of the same month. For seven days you must eat unleavened bread.
“Tell the Israelites: The Festival of Booths to the Lord begins on the fifteenth day of this seventh month and continues for seven days.
“You are to celebrate the Lord’s festival on the fifteenth day of the seventh month for seven days after you have gathered the produce of the land. There will be complete rest on the first day and complete rest on the eighth day.
On the fifteenth day of this month there will be a festival; unleavened bread is to be eaten for seven days.
“You are to hold a sacred assembly on the fifteenth day of the seventh month; you must not do any daily work. You are to celebrate a seven-day festival for the Lord.
They departed from Rameses in the first month, on the fifteenth day of the month. On the day after the Passover the Israelites went out triumphantly in the sight of all the Egyptians.
On the fifteenth day he sent the people away. So they blessed the king and went home to their tents rejoicing and with joyful hearts for all the goodness that the Lord had done for His servant David and for His people Israel.
Jeroboam made a festival in the eighth month on the fifteenth day of the month, like the festival in Judah. He offered sacrifices on the altar; he made this offering in Bethel to sacrifice to the calves he had set up. He also stationed the priests in Bethel for the high places he had set up.
He offered sacrifices on the altar he had set up in Bethel on the fifteenth day of the eighth month. He chose this month on his own. He made a festival for the Israelites, offered sacrifices on the altar, and burned incense.
In the fifteenth year of Judah’s King Amaziah son of Joash, Jeroboam son of Jehoash became king of Israel in Samaria and reigned 41 years.
They were gathered in Jerusalem in the third month of the fifteenth year of Asa’s reign.
But the Jews in Susa had assembled on the thirteenth and the fourteenth days of the month. They rested on the fifteenth day of the month, and it became a day of feasting and rejoicing.
He ordered them to celebrate the fourteenth and fifteenth days of the month Adar every year
In the twelfth year, on the fifteenth day of the month, the word of the Lord came to me:
At the festival that begins on the fifteenth day of the seventh month, he will provide the same things for seven days—the same sin offerings, burnt offerings, grain offerings, and oil.