1 Chronicles 10:12

all the valiant men arose, and took away the body of Saul, and the bodies of his sons, and brought them to Jabesh, and buried their bones under the oak in Jabesh, and fasted seven days.

Genesis 35:8

Deborah, Rebekah's nurse, died, and she was buried below Bethel under the oak; and its name was called Allon Bacuth.

Genesis 50:10

They came to the threshing floor of Atad, which is beyond the Jordan, and there they lamented with a very great and severe lamentation. He mourned for his father seven days.

2 Samuel 3:35

All the people came to cause David to eat bread while it was yet day; but David swore, saying, "God do so to me, and more also, if I taste bread, or anything else, until the sun goes down."

2 Samuel 21:12-14

David went and took the bones of Saul and the bones of Jonathan his son from the men of Jabesh Gilead, who had stolen them from the street of Beth Shan, where the Philistines had hanged them, in the day that the Philistines killed Saul in Gilboa;

Treasury of Scripture Knowledge

Summary

They arose, all the valiant men, and took away the body of Saul, and the bodies of his sons, and brought them to Jabesh, and buried their bones under the oak in Jabesh, and fasted seven days.

Bible References

The oak

Genesis 35:8
Deborah, Rebekah's nurse, died, and she was buried below Bethel under the oak; and its name was called Allon Bacuth.
2 Samuel 21:12
David went and took the bones of Saul and the bones of Jonathan his son from the men of Jabesh Gilead, who had stolen them from the street of Beth Shan, where the Philistines had hanged them, in the day that the Philistines killed Saul in Gilboa;

Fasted

Genesis 50:10
They came to the threshing floor of Atad, which is beyond the Jordan, and there they lamented with a very great and severe lamentation. He mourned for his father seven days.
2 Samuel 3:35
All the people came to cause David to eat bread while it was yet day; but David swore, saying, "God do so to me, and more also, if I taste bread, or anything else, until the sun goes down."