Acts 23:21

But do not thou consent to them: for more than forty men of them are lying in wait for him, who have bound themselves under an anathema, neither to eat nor drink till they have killed him: and now they are in readiness, waiting only to procure the promise from thee.

Acts 23:12-14

Then as soon as it was day, some of the Jews forming a conspiracy, bound themselves under the direst imprecation, declaring that they would neither eat nor drink till they had killed Paul.

Acts 9:23-24

But when many days were fulfilled, the Jews consulted together how to kill him:

Acts 14:5-6

And when there was a strong effort made both by the Gentiles and Jews with their rulers to ill-treat and stone them,

Acts 20:19

serving the Lord with all humility, and with many tears and trials, which have befallen me through the lying in wait of the Jews:

Acts 25:3

begging it as a favour from him, that he would send him back to Jerusalem, lying in wait for him to kill him on the road.

Romans 9:3

For could I myself wish that an anathema should be from Christ upon my brethren, my kinsmen according to the flesh?

2 Corinthians 11:26

in journeyings often, in perils of rivers, in perils of robbers, in perils from my own countrymen, in perils from the heathen, in perils in the city, in perils in the desert, in perils on the sea, in perils among false brethren;

2 Corinthians 11:32-33

In Damascus the governor under Aretas the king guarded the city of the Damascenes, intending to seize 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
Then as soon as it was day, some of the Jews forming a conspiracy, bound themselves under the direst imprecation, declaring that they would neither eat nor drink till they had killed Paul.
Acts 9:23
But when many days were fulfilled, the Jews consulted together how to kill him:
Acts 14:5
And when there was a strong effort made both by the Gentiles and Jews with their rulers to ill-treat and stone them,
Acts 20:19
serving the Lord with all humility, and with many tears and trials, which have befallen me through the lying in wait of the Jews:
Acts 25:3
begging it as a favour from him, that he would send him back to Jerusalem, lying in wait for him to kill him on the road.
2 Corinthians 11:26
in journeyings often, in perils of rivers, in perils of robbers, in perils from my own countrymen, in perils from the heathen, in perils in the city, in perils in the desert, in perils on the sea, in perils among false brethren;

An oath

Acts 23:14
So they came to the high-priests and elders, and said, We have bound ourselves by the direst imprecation, to taste nothing till we have killed Paul.
Romans 9:3
For could I myself wish that an anathema should be from Christ upon my brethren, my kinsmen according to the flesh?