2 Kings 2:17

But when they urged him until he was ashamed, he said, “Send.” They sent therefore fifty men; and they searched three days but did not find him.

2 Kings 8:11

He fixed his gaze steadily on him until he was ashamed, and the man of God wept.

2 Samuel 18:22-23

Now Ahimaaz the son of Zadok said once more to Joab, “But whatever happens, please let me also run after the Cushite.” And Joab said, “Why would you run, my son, since you will have no reward for going?”

Luke 11:8

I tell you, even though he will not get up and give him anything because he is his friend, yet because of his persistence he will get up and give him as much as he needs.

Romans 10:2

For I testify about them that they have a zeal for God, but not in accordance with knowledge.

Hebrews 11:5

By faith Enoch was taken up so that he would not see death; and he was not found because God took him up; for he obtained the witness that before his being taken up he was pleasing to God.

Treasury of Scripture Knowledge

Summary

And when they urged him till he was ashamed, he said, Send. They sent therefore fifty men; and they sought three days, but found him not.

Found him not

Bible References

They urged

2 Samuel 18:22
Now Ahimaaz the son of Zadok said once more to Joab, “But whatever happens, please let me also run after the Cushite.” And Joab said, “Why would you run, my son, since you will have no reward for going?”
Luke 11:8
I tell you, even though he will not get up and give him anything because he is his friend, yet because of his persistence he will get up and give him as much as he needs.
Romans 10:2
For I testify about them that they have a zeal for God, but not in accordance with knowledge.

Found him not

Hebrews 11:5
By faith Enoch was taken up so that he would not see death; and he was not found because God took him up; for he obtained the witness that before his being taken up he was pleasing to God.