Matthew 10:19

"But whenever they apprehend you, do not be anxious about how you shall speak or what you shall say; for it will be given you in that very hour what to say.

Matthew 6:25

"For this reason I say to you, do not be anxious about your life, inquiring what you shall eat or what you shall drink, nor yet for your body, inquiring what you shall wear. Is not your life more than its food, and your body than its clothing?

Mark 13:11-13

When, however, they are leading you all to trial, do not worry beforehand about what you are to say, but whatever is given you in that hour, that say, for it is not you who speak, but the Holy Spirit.

Luke 12:11

"And when they are bringing you before the synagogues and the rulers and authorities, do not worry about how or what you shall answer; or what you shall say;

2 Timothy 4:17

Nevertheless the Lord Jesus stood by me, and strengthened my heart, that through me full proclamation of the gospel might be made, and the Gentiles might hear it; and I was rescued from the lion's jaws.

Matthew 6:31

"Then do not be anxious, saying, 'What shall we eat?' or 'What shall we drink?' or 'What shall we wear?'"

Matthew 6:34

"Do not then be anxious about tomorrow, for tomorrow will bring its own anxieties. Enough for each day are its own troubles."

Luke 21:12-17

"But before all these things happen, they will apprehend you and persecute you and deliver you to the synagogues and to prisons, and bring you before kings and governors for the sake of my name.

Acts 4:8-14

Then Peter, filled with the Holy Spirit, answered them.

Acts 5:29-33

But Peter and the apostles said in reply.

Acts 6:10

but were unable to withstand the wisdom and spirit with which he used to speak.

Acts 26:2-11

"I think myself happy, King Agrippa, that I am to make my defense before you this day, in regard to all the accusations brought against me by the Jews;

Philippians 4:6

Do not worry about anything; but in everything by prayer and supplication, with thanksgiving, let your requests be made known to God;

James 1:5

If any one of you is lacking in wisdom, let him ask it from the God who gives to all men freely and without upbraiding; and it will be given to him.

Treasury of Scripture Knowledge

Summary

But when they deliver you up, take no thought how or what ye shall speak: for it shall be given you in that same hour what ye shall speak.

General references

Bible References

When

Mark 13:11
When, however, they are leading you all to trial, do not worry beforehand about what you are to say, but whatever is given you in that hour, that say, for it is not you who speak, but the Holy Spirit.
Luke 12:11
"And when they are bringing you before the synagogues and the rulers and authorities, do not worry about how or what you shall answer; or what you shall say;
Luke 21:14
"So settle it in your hearts not to prepare a defense beforehand,

It shall

Acts 4:8
Then Peter, filled with the Holy Spirit, answered them.
Acts 5:29
But Peter and the apostles said in reply.
Acts 6:10
but were unable to withstand the wisdom and spirit with which he used to speak.
Acts 26:2
"I think myself happy, King Agrippa, that I am to make my defense before you this day, in regard to all the accusations brought against me by the Jews;
2 Timothy 4:17
Nevertheless the Lord Jesus stood by me, and strengthened my heart, that through me full proclamation of the gospel might be made, and the Gentiles might hear it; and I was rescued from the lion's jaws.

General references

Luke 12:11
"And when they are bringing you before the synagogues and the rulers and authorities, do not worry about how or what you shall answer; or what you shall say;
Luke 21:14
"So settle it in your hearts not to prepare a defense beforehand,
Acts 21:37
Just as he was about to be taken into the barracks, Paul said to the tribune, "May I speak to you?"