Revelation 11:3

I will give power to my two witnesses, and they will prophesy one thousand two hundred sixty days, clothed in sackcloth."

Revelation 11:2

Leave out the court which is outside of the temple, and do not measure it, for it has been given to the nations. They will tread the holy city under foot for forty-two months.

Revelation 12:6

The woman fled into the wilderness, where she has a place prepared by God, that there they may nourish her one thousand two hundred sixty days.

Genesis 37:34

Jacob tore his clothes, and put sackcloth on his waist, and mourned for his son many days.

Numbers 11:26

But two men remained in the camp. The name of one was Eldad, and the name of the other Medad: and the Spirit rested on them; and they were of those who were written, but had not gone out to the Tent; and they prophesied in the camp.

Deuteronomy 17:6

At the mouth of two witnesses, or three witnesses, shall he who is to die be put to death; at the mouth of one witness he shall not be put to death.

Deuteronomy 19:15

One witness shall not rise up against a man for any iniquity, or for any sin, in any sin that he sins: at the mouth of two witnesses, or at the mouth of three witnesses, shall a matter be established.

1 Chronicles 21:16

David lifted up his eyes, and saw the angel of the LORD standing between earth and the sky, having a drawn sword in his hand stretched out over Jerusalem. Then David and the elders, clothed in sackcloth, fell on their faces.

Esther 4:1-2

Now when Mordecai found out all that was done, Mordecai tore his clothes, and put on sackcloth with ashes, and went out into the midst of the city, and wailed loudly and a bitterly.

Job 16:15

I have sewed sackcloth on my skin, and have thrust my horn in the dust.

Isaiah 22:12

In that day, the Lord, the LORD of hosts, called to weeping, and to mourning, and to baldness, and to dressing in sackcloth:

Lamentations 2:10

The elders of the daughter of Zion sit on the ground in silence. They have cast up dust on their heads; they have clothed themselves with sackcloth. The virgins of Jerusalem hang down their heads to the ground.

Daniel 12:7

I heard the man clothed in linen, who was above the waters of the river, when he held up his right hand and his left hand to heaven, and swore by him who lives forever that it shall be for a time, times, and a half; and when they have made an end of breaking in pieces the power of the holy people, all these things shall be finished.

Matthew 18:16

But if he does not listen, take one or two more with you, that at the mouth of two or three witnesses every word may be established.

Luke 24:48

You are witnesses of these things.

John 3:5-8

Jesus answered, "Truly, truly, I tell you, unless one is born of water and Spirit he cannot enter into the Kingdom of God.

John 3:27

John answered, "A man can receive nothing, unless it has been given to him from heaven.

John 15:27

And you will also testify, because you have been with me from the beginning.

Acts 1:8

But you will receive power when the Holy Spirit has come upon you. You will be my witnesses in Jerusalem, in all Judea and Samaria, and to the uttermost parts of the earth."

Acts 2:32

This Jesus God raised up, to which we all are witnesses.

Acts 3:15

and killed the Prince of life, whom God raised from the dead, to which we are witnesses.

Acts 13:31

and he was seen for many days by those who came up with him from Galilee to Jerusalem, who are his witnesses to the people.

1 Corinthians 12:28

God has set some in the church: first apostles, second prophets, third teachers, then miracle workers, then gifts of healings, helps, governments, and various kinds of languages.

2 Corinthians 13:1

This is the third time I am coming to you. "At the mouth of two or three witnesses shall every word be established."

Ephesians 4:11

He gave some to be apostles; and some, prophets; and some, evangelists; and some, shepherds and teachers;

Revelation 1:5

and from Jesus Christ, the faithful witness, the firstborn of the dead, and the ruler of the kings of the earth. To him who loves us, and freed us from our sins by his blood;

Revelation 13:5

A mouth was given to him speaking proud words and blasphemies. There was given to him authority to act for forty-two months.

Revelation 19:10

I fell down before his feet to worship him. He said to me, "Look. Do not do it. I am a fellow bondservant with you and with your brothers who hold the testimony of Jesus. Worship God, for the testimony of Jesus is the Spirit of Prophecy."

Revelation 20:4

I saw thrones, and they sat on them, and judgment was given to them. I saw the souls of those who had been beheaded for the testimony of Jesus, and for the word of God, and such as did not worship the beast nor his image, and did not receive the mark on their forehead and on their hand. They lived, and reigned with Christ for a thousand years.

Treasury of Scripture Knowledge

Summary

And I will give power unto my two witnesses, and they shall prophesy a thousand two hundred and threescore days, clothed in sackcloth.

They shall

Bible References

I will give power, etc

John 3:27
John answered, "A man can receive nothing, unless it has been given to him from heaven.
1 Corinthians 12:28
God has set some in the church: first apostles, second prophets, third teachers, then miracle workers, then gifts of healings, helps, governments, and various kinds of languages.
Ephesians 4:11
He gave some to be apostles; and some, prophets; and some, evangelists; and some, shepherds and teachers;

Witnesses

Revelation 20:4
I saw thrones, and they sat on them, and judgment was given to them. I saw the souls of those who had been beheaded for the testimony of Jesus, and for the word of God, and such as did not worship the beast nor his image, and did not receive the mark on their forehead and on their hand. They lived, and reigned with Christ for a thousand years.
Luke 24:48
You are witnesses of these things.
John 15:27
And you will also testify, because you have been with me from the beginning.
Acts 1:8
But you will receive power when the Holy Spirit has come upon you. You will be my witnesses in Jerusalem, in all Judea and Samaria, and to the uttermost parts of the earth."
Acts 2:32
This Jesus God raised up, to which we all are witnesses.
Acts 3:15
and killed the Prince of life, whom God raised from the dead, to which we are witnesses.
Acts 13:31
and he was seen for many days by those who came up with him from Galilee to Jerusalem, who are his witnesses to the people.

They shall

Revelation 19:10
I fell down before his feet to worship him. He said to me, "Look. Do not do it. I am a fellow bondservant with you and with your brothers who hold the testimony of Jesus. Worship God, for the testimony of Jesus is the Spirit of Prophecy."

A thousand

Revelation 11:2
Leave out the court which is outside of the temple, and do not measure it, for it has been given to the nations. They will tread the holy city under foot for forty-two months.
Revelation 12:6
The woman fled into the wilderness, where she has a place prepared by God, that there they may nourish her one thousand two hundred sixty days.

Clothed

Genesis 37:34
Jacob tore his clothes, and put sackcloth on his waist, and mourned for his son many days.
1 Chronicles 21:16
David lifted up his eyes, and saw the angel of the LORD standing between earth and the sky, having a drawn sword in his hand stretched out over Jerusalem. Then David and the elders, clothed in sackcloth, fell on their faces.
Esther 4:1
Now when Mordecai found out all that was done, Mordecai tore his clothes, and put on sackcloth with ashes, and went out into the midst of the city, and wailed loudly and a bitterly.
Job 16:15
I have sewed sackcloth on my skin, and have thrust my horn in the dust.
Isaiah 22:12
In that day, the Lord, the LORD of hosts, called to weeping, and to mourning, and to baldness, and to dressing in sackcloth:
Lamentations 2:10
The elders of the daughter of Zion sit on the ground in silence. They have cast up dust on their heads; they have clothed themselves with sackcloth. The virgins of Jerusalem hang down their heads to the ground.
John 3:5
Jesus answered, "Truly, truly, I tell you, unless one is born of water and Spirit he cannot enter into the Kingdom of God.

General references

Genesis 37:34
Jacob tore his clothes, and put sackcloth on his waist, and mourned for his son many days.
Numbers 35:30
"'Whoever kills any person, the murderer shall be slain at the mouth of witnesses: but one witness shall not testify against any person that he die.
Romans 9:2
that I have great sorrow and unceasing pain in my heart.