Esther 1:5

When these days were completed, the king gave a banquet lasting seven days for all the people who were present at the citadel in Susa, from the greatest to the least, in the court of the garden of the king’s palace.

Esther 7:7-8

The king arose in his anger from drinking wine and went into the palace garden; but Haman stayed to beg for his life from Queen Esther, for he saw that harm had been determined against him by the king.

2 Chronicles 7:8-9

So Solomon observed the feast at that time for seven days, and all Israel with him, a very great assembly who came from the entrance of Hamath to the brook of Egypt.

2 Chronicles 30:21-25

The sons of Israel present in Jerusalem celebrated the Feast of Unleavened Bread for seven days with great joy, and the Levites and the priests praised the Lord day after day with loud instruments to the Lord.

Treasury of Scripture Knowledge

Summary

And when these days were expired, the king made a feast unto all the people that were present in Shushan the palace, both unto great and small, seven days, in the court of the garden of the king's palace;

General references

Bible References

Seven days

2 Chronicles 7:8
So Solomon observed the feast at that time for seven days, and all Israel with him, a very great assembly who came from the entrance of Hamath to the brook of Egypt.
2 Chronicles 30:21
The sons of Israel present in Jerusalem celebrated the Feast of Unleavened Bread for seven days with great joy, and the Levites and the priests praised the Lord day after day with loud instruments to the Lord.

General references

Mark 6:39
And He commanded them all to sit down by groups on the green grass.