Matthew 10:19

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

Exodus 4:12

and now, go, and I -- I am with thy mouth, and have directed thee that which thou speakest;'

Matthew 6:25

'Because of this I say to you, be not anxious for your life, what ye may eat, and what ye may drink, nor for your body, what ye may put on. Is not the life more than the nourishment, and the body than the clothing?

Mark 13:11-13

'And when they may lead you, delivering up, be not anxious beforehand what ye may speak, nor premeditate, but whatever may be given to you in that hour, that speak ye, for it is not ye who are speaking, but the Holy Spirit.

Luke 12:11

'And when they bring you before the synagogues, and the rulers, and the authorities, be not anxious how or what ye may reply, or what ye may say,

2 Timothy 4:17

and the Lord stood by me, and did strengthen me, that through me the preaching might be fully assured, and all the nations might hear, and I was freed out of the mouth of a lion,

Exodus 4:15

and thou hast spoken unto him, and hast set the words in his mouth, and I -- I am with thy mouth, and with his mouth, and have directed you that which ye do;

Jeremiah 1:7

And Jehovah saith unto me, 'Do not say, I am a youth, for to all to whom I send thee thou goest, and all that I command thee thou speakest.

Jeremiah 1:9

And Jehovah putteth forth His hand, and striketh against my mouth, and Jehovah saith unto me, 'Lo, I have put my words in thy mouth.

Daniel 3:16-18

Shadrach, Meshach, and Abed-Nego have answered, yea, they are saying to the king Nebuchadnezzar, 'We have no need concerning this matter to answer thee.

Matthew 6:31

therefore ye may not be anxious, saying, What may we eat? or, What may we drink? or, What may we put round?

Matthew 6:34

Be not therefore anxious for the morrow, for the morrow shall be anxious for its own things; sufficient for the day is the evil of it.

Luke 21:12-17

and before all these, they shall lay on you their hands, and persecute, delivering up to synagogues and prisons, being brought before kings and governors for my name's sake;

Acts 4:8-14

Then Peter, having been filled with the Holy Spirit, said unto them: 'Rulers of the people, and elders of Israel,

Acts 5:29-33

And Peter and the apostles answering, said, 'To obey God it behoveth, rather than men;

Acts 6:10

and they were not able to resist 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 thought myself happy, being about to make a defence before thee to-day,

Philippians 4:6

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

James 1:5

and if any of you do lack wisdom, let him ask from God, who is giving to all liberally, and not reproaching, and it shall 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.

Bible References

When

Mark 13:11
'And when they may lead you, delivering up, be not anxious beforehand what ye may speak, nor premeditate, but whatever may be given to you in that hour, that speak ye, for it is not ye who are speaking, but the Holy Spirit.
Luke 12:11
'And when they bring you before the synagogues, and the rulers, and the authorities, be not anxious how or what ye may reply, or what ye may say,
Luke 21:14
'Settle, then, to your hearts, not to meditate beforehand to reply,

It shall

Exodus 4:12
and now, go, and I -- I am with thy mouth, and have directed thee that which thou speakest;'
Jeremiah 1:7
And Jehovah saith unto me, 'Do not say, I am a youth, for to all to whom I send thee thou goest, and all that I command thee thou speakest.
Daniel 3:16
Shadrach, Meshach, and Abed-Nego have answered, yea, they are saying to the king Nebuchadnezzar, 'We have no need concerning this matter to answer thee.
Acts 4:8
Then Peter, having been filled with the Holy Spirit, said unto them: 'Rulers of the people, and elders of Israel,
Acts 5:29
And Peter and the apostles answering, said, 'To obey God it behoveth, rather than men;
Acts 6:10
and they were not able to resist 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 thought myself happy, being about to make a defence before thee to-day,
2 Timothy 4:17
and the Lord stood by me, and did strengthen me, that through me the preaching might be fully assured, and all the nations might hear, and I was freed out of the mouth of a lion,

General references

Exodus 4:12
and now, go, and I -- I am with thy mouth, and have directed thee that which thou speakest;'
Luke 12:11
'And when they bring you before the synagogues, and the rulers, and the authorities, be not anxious how or what ye may reply, or what ye may say,
Luke 21:14
'Settle, then, to your hearts, not to meditate beforehand to reply,
Acts 21:37
And Paul being about to be led into the castle, saith to the chief captain, 'Is it permitted to me to say anything unto thee?' and he said, 'Greek dost thou know?