Matthew 10:19

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

Exodus 4:12

Go therefore and I will be with thy mouth and teach thee what thou shalt say."

Matthew 6:25

Therefore I say unto you, be not careful for your life what ye shall eat, or what ye shall drink, nor yet for your body, what raiment ye shall put on. Is not the life more worth than meat? and the body more of value than raiment?

Mark 13:11-13

But when they lead you, and present you, take no thought aforehand what ye shall say, neither imagine: but whatsoever is given you at the same time, that speak. For it shall not be ye that shall speak, but the holy ghost.

Luke 12:11

When they bring you unto the synagogues, and unto the rulers, and officers, take no thought how or what thing ye shall answer, or what ye shall speak.

2 Timothy 4:17

notwithstanding the Lord assisted me, and strengthed me, that by me the preaching should be fulfilled to the utmost and that all the gentiles should hear. And I was delivered out of the mouth of the lion.

Exodus 4:15

And thou shalt speak unto him and put the words in his mouth, and I will be with thy mouth and with his mouth, and will teach you what ye shall do.

Jeremiah 1:7

And the LORD answered me thus, "Say not so, 'I am too young': For thou shalt go to all that I shall send thee unto, and whatsoever I command thee, that shalt thou speak.

Jeremiah 1:9

And with that, the LORD stretched out his hand, and touched my mouth, and said moreover unto me, "Behold, I put my words in thy mouth,

Daniel 3:16-18

Shadrach, Meshach, and Abednego answered the king, an said, "O Nebuchadnezzar, we ought not to consent unto thee in this matter. For why?

Matthew 6:31

Therefore take no thought, saying, 'What shall we eat?' Or. 'What shall we drink?' Or, 'Wherewith shall we be clothed?'

Matthew 6:34

Care not then for the morrow: but let the morrow care for itself. For the day present hath ever enough of his own trouble.

Luke 21:12-17

But before all these, they shall lay their hands on you, and persecute you: delivering you up to the synagogues, and into prison: and bring you before kings and rulers for my name's sake.

Acts 4:8-14

Then Peter, full of the holy ghost, said unto them, "Ye rulers of the people, and elders of Israel,

Acts 5:29-33

Peter and the other apostles answered, and said, "We ought more to obey God than men.

Acts 6:10

And they could not resist the wisdom, and the spirit, with which he spake.

Acts 26:2-11

"I think myself happy, King Agrippa, because I shall answer this day before thee of all the things whereof I am accused of the Jews,

Philippians 4:6

Be not careful: but in all things show your petition unto God in prayer and supplication with giving of thanks.

James 1:5

If any of you lack wisdom, let him ask of God, which giveth to all men indifferently and casteth no man in the teeth; and it shall be given 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.

Bible References

When

Mark 13:11
But when they lead you, and present you, take no thought aforehand what ye shall say, neither imagine: but whatsoever is given you at the same time, that speak. For it shall not be ye that shall speak, but the holy ghost.
Luke 12:11
When they bring you unto the synagogues, and unto the rulers, and officers, take no thought how or what thing ye shall answer, or what ye shall speak.
Luke 21:14
Let it stick therefore fast in your hearts, not once to study before, what ye shall answer for yourselves:

It shall

Exodus 4:12
Go therefore and I will be with thy mouth and teach thee what thou shalt say."
Jeremiah 1:7
And the LORD answered me thus, "Say not so, 'I am too young': For thou shalt go to all that I shall send thee unto, and whatsoever I command thee, that shalt thou speak.
Daniel 3:16
Shadrach, Meshach, and Abednego answered the king, an said, "O Nebuchadnezzar, we ought not to consent unto thee in this matter. For why?
Acts 4:8
Then Peter, full of the holy ghost, said unto them, "Ye rulers of the people, and elders of Israel,
Acts 5:29
Peter and the other apostles answered, and said, "We ought more to obey God than men.
Acts 6:10
And they could not resist the wisdom, and the spirit, with which he spake.
Acts 26:2
"I think myself happy, King Agrippa, because I shall answer this day before thee of all the things whereof I am accused of the Jews,
2 Timothy 4:17
notwithstanding the Lord assisted me, and strengthed me, that by me the preaching should be fulfilled to the utmost and that all the gentiles should hear. And I was delivered out of the mouth of the lion.

General references

Exodus 4:12
Go therefore and I will be with thy mouth and teach thee what thou shalt say."
Luke 12:11
When they bring you unto the synagogues, and unto the rulers, and officers, take no thought how or what thing ye shall answer, or what ye shall speak.
Luke 21:14
Let it stick therefore fast in your hearts, not once to study before, what ye shall answer for yourselves:
Acts 21:37
And as Paul should have been carried into the castle; He said unto the high captain, "May I speak unto thee?" Which said, "Canst thou speak Greek?