Matthew 10:19

And, when they deliver you up, be not anxious how or what ye shall speak, - for it shall be given you in that hour what ye shall speak;

Exodus 4:12

Now, therefore go, - and, I, will be with thy mouth, so will I direct thee, what thou shalt speak.

Matthew 6:25

For this cause, I say unto you: Be not anxious for your life, what ye shall eat or what ye shall drink, - or for your body, what ye shall put on: Is not, the life, more than, the food? And, the body, than, the raiment?

Mark 13:11-13

And, when they are leading you, as they are delivering you up, be not beforehand anxious, what ye shall speak; but, whatsoever shall be given you in that hour, the same, speak, - for, ye, are not the speakers, but the Holy Spirit.

Luke 12:11

But, whensoever they shall be bringing you in before the synagogues, and the rulers, and the authorities, do not be anxious how, or whatye shall answer, or what ye shall say;

2 Timothy 4:17

But, the Lord, stood by me, and empowered me, in order that, through me, the proclamation, might be fully made, and, all the nations, might hear; and I was delivered out of the mouth of a lion: -

Exodus 4:15

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

Jeremiah 1:7

Then said Yahweh unto me, Do not say, A child, am, I, - For against whomsoever I send thee, shalt thou go, And whatsoever I command thee, shalt thou speak:

Jeremiah 1:9

Then Yahweh put forth his hand, and touched my mouth, - and Yahweh said unto me, Lo! I have put my words in thy mouth.

Daniel 3:16-18

Shadrach, Meshach, and Abed-nego answered, and said to the king: O Nebuchadnezzar! we are not accounting it needful, concerning this, to answer thee.

Matthew 6:31

Do not then be anxious saying, What shall we eat? or What shall we drink? or Wherewithal shall we be arrayed?

Matthew 6:34

Do not, then, be anxious for the morrow; for the morrow, will be anxious, for itself: Sufficient for the day, is the evil thereof.

Luke 21:12-17

And before, all these things, they will thrust upon you their hands, and persecute you, delivering you up into the synagogues and prisons, - when ye have been led away before kings and governors, for the sake of my name;

Acts 4:8-14

Then Peter, filled with Holy Spirit, said unto them - Ye rulers of the people, and elders!

Acts 5:29-33

But Peter and the Apostles, answering, said - It is needful to be yielding obedience unto God rather than unto men: -

Acts 6:10

And they could not withstand the wisdom and the Spirit with which he was speaking,

Acts 26:2-11

Concerning all things of which I am accused by Jews, King Agrippa, I have been counting myself happy, that, before thee, am I about, this day, to be making my defence;

Philippians 4:6

For nothing, be anxious, but, in everything, by your prayer and supplication with thanksgiving, let, your petitions, be made known unto God;

James 1:5

But, if any of you is sinning short of wisdom, let him be asking of God, Who giveth unto all freely and upbraideth not, 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
And, when they are leading you, as they are delivering you up, be not beforehand anxious, what ye shall speak; but, whatsoever shall be given you in that hour, the same, speak, - for, ye, are not the speakers, but the Holy Spirit.
Luke 12:11
But, whensoever they shall be bringing you in before the synagogues, and the rulers, and the authorities, do not be anxious how, or whatye shall answer, or what ye shall say;
Luke 21:14
Settle, then, in your hearts, not to be studying beforehand, how to make defense;

It shall

Exodus 4:12
Now, therefore go, - and, I, will be with thy mouth, so will I direct thee, what thou shalt speak.
Jeremiah 1:7
Then said Yahweh unto me, Do not say, A child, am, I, - For against whomsoever I send thee, shalt thou go, And whatsoever I command thee, shalt thou speak:
Daniel 3:16
Shadrach, Meshach, and Abed-nego answered, and said to the king: O Nebuchadnezzar! we are not accounting it needful, concerning this, to answer thee.
Acts 4:8
Then Peter, filled with Holy Spirit, said unto them - Ye rulers of the people, and elders!
Acts 5:29
But Peter and the Apostles, answering, said - It is needful to be yielding obedience unto God rather than unto men: -
Acts 6:10
And they could not withstand the wisdom and the Spirit with which he was speaking,
Acts 26:2
Concerning all things of which I am accused by Jews, King Agrippa, I have been counting myself happy, that, before thee, am I about, this day, to be making my defence;
2 Timothy 4:17
But, the Lord, stood by me, and empowered me, in order that, through me, the proclamation, might be fully made, and, all the nations, might hear; and I was delivered out of the mouth of a lion: -

General references

Exodus 4:12
Now, therefore go, - and, I, will be with thy mouth, so will I direct thee, what thou shalt speak.
Luke 12:11
But, whensoever they shall be bringing you in before the synagogues, and the rulers, and the authorities, do not be anxious how, or whatye shall answer, or what ye shall say;
Luke 21:14
Settle, then, in your hearts, not to be studying beforehand, how to make defense;
Acts 21:37
But, when he was on the point of being taken into the castle, Paul saith unto the captain - Is it allowed me, to say somewhat unto thee? And he said - With Greek, art thou acquainted?