Acts 23:21

But do not let them persuade you, for more than forty of them are lying in wait for him, who have taken an oath that they will not eat or drink, till they have made away with him; and they are at this very moment in readiness, counting upon your promise."

Acts 23:12-14

In the morning the Jews combined together, and took an oath that they would not eat or drink till they had killed Paul.

Acts 9:23-24

After some time the Jews laid a plot to kill Saul,

Acts 14:5-6

And, when there was an attempt on the part of both Gentiles and Jews, with their leading men, to resort to violence and to stone them,

Acts 20:19

Serving the Lord, as I did, in all humility, amid the tears and trials which fell to my lot through the plots of the Jews.

Acts 25:3

And asked a favor of him, to Paul's injury--to have Paul brought to Jerusalem. All the while they were plotting to make away with him on the road.

Romans 9:3

I could wish that I were myself accursed and severed from the Christ, for the sake of my Brothers-my own countrymen.

2 Corinthians 11:26

My journeys have been many. I have been through dangers from rivers, dangers from robbers, dangers from my own people, dangers from the Gentiles, dangers in towns, dangers in the country, dangers on the sea, dangers among false Brothers.

2 Corinthians 11:32-33

When I was in Damascus, the Governor under King Aretas had the gates of that city guarded, so as to arrest me,

Treasury of Scripture Knowledge

Summary

But do not thou yield unto them: for there lie in wait for him of them more than forty men, which have bound themselves with an oath, that they will neither eat nor drink till they have killed him: and now are they ready, looking for a promise from thee.

Bible References

For

Acts 23:12
In the morning the Jews combined together, and took an oath that they would not eat or drink till they had killed Paul.
Acts 9:23
After some time the Jews laid a plot to kill Saul,
Acts 14:5
And, when there was an attempt on the part of both Gentiles and Jews, with their leading men, to resort to violence and to stone them,
Acts 20:19
Serving the Lord, as I did, in all humility, amid the tears and trials which fell to my lot through the plots of the Jews.
Acts 25:3
And asked a favor of him, to Paul's injury--to have Paul brought to Jerusalem. All the while they were plotting to make away with him on the road.
2 Corinthians 11:26
My journeys have been many. I have been through dangers from rivers, dangers from robbers, dangers from my own people, dangers from the Gentiles, dangers in towns, dangers in the country, dangers on the sea, dangers among false Brothers.

An oath

Acts 23:14
And they went to the Chief Priests and the Councillors, and said: "We have taken a solemn oath not to touch food till we have killed Paul.
Romans 9:3
I could wish that I were myself accursed and severed from the Christ, for the sake of my Brothers-my own countrymen.