Revelation 7:9

After these things I saw, and behold a great multitude, which no one was able to number, out of every nation, and tribes, and peoples, and tongues, standing before the throne, and before the Lamb, clothed in white robes, and palms in their hands;

Revelation 5:9

And they sing a new song, saying, Thou art worthy to receive the book, and to open its seals: because thou wast slain, and didst with thy blood redeem unto God out of every tribe, and tongue, and people, and nation;

John 12:13

They took the branches of the palm-trees, and went out to meet Him, and continued to cry out, Hosanna: blessed is He that cometh, in the name of the Lord, the King of Israel.

Romans 11:25

I do not wish you to be ignorant, brethren, as to this mystery, in order that you may not he wise with yourselves, that blindness in part has happened unto Israel, until the fulness of the Gentiles may come in;

Revelation 6:11

And a white robe was given to each of them; and it was said to them, that they should wait a little while, until their fellow-servants and brethren, who are about to be slain as they were should be fulfilled.

Luke 12:1

In the meantime, myriads of the multitude having gathered together, So that they trode on one another, He began to speak to His disciples first; Take heed unto yourselves from the leaven of the Pharisees, which is hypocrisy.

Luke 21:36

Therefore watch, praying all the time, that you may be counted worthy to escape all these things which are about to come to pass, and to stand before the Son of man.

Romans 15:9-12

and that the Gentiles might glorify God for his mercy; as has been written, Therefore I will confess thee among the Gentiles, and in thy name sing praises.

Ephesians 6:13

Therefore take the panoply of God, that you may be able to stand in the evil day, and having done all things, to stand.

Hebrews 11:12

Therefore indeed they were born of one, and those things of one having died, as the stars of heaven for multitude, and as the sands which are by the sea, which are innumerable.

Hebrews 12:22

but you have come to mount Zion, and to the heavenly Jerusalem, to the city of the living God, and to myriads of angels,

Revelation 3:4-5

But you have a few names in Sardis who have not defiled their garments; and they shall walk with me in white: because they are worthy.

Revelation 3:18

I counsel you to buy from me gold which has been purified by the fire, in order that you may be rich; and white garments, in order that you may be clothed, and the shame of your nakedness may not be exposed; and eye salve to anoint your eyes, that you may see.

Revelation 4:4

And around about the throne were twenty-four thrones: and on the thrones twenty-four elders are sitting, clothed in white garments; and upon their heads golden crowns.

Revelation 5:11

And I saw, and I heard as it were a voice of many angels round about the throne, and the living creatures, and the elders: and their number was myriads of myriads, and thousands of thousands;

Revelation 7:13-15

And one of the elders responded, to me saying, Who are these who are clothed in white robes, and whence came they?

Revelation 11:15

And the seventh angel sounded; and there were great voices in the heaven, saying, The kingdom of this world has become the kingdom of our Lord, and his Christ; and he will reign until the ages of the ages.

Treasury of Scripture Knowledge

Summary

After this I beheld, and, lo, a great multitude, which no man could number, of all nations, and kindreds, and people, and tongues, stood before the throne, and before the Lamb, clothed with white robes, and palms in their hands;

A great

Palms

General references

Bible References

A great

Romans 15:9
and that the Gentiles might glorify God for his mercy; as has been written, Therefore I will confess thee among the Gentiles, and in thy name sing praises.

No man

Revelation 5:11
And I saw, and I heard as it were a voice of many angels round about the throne, and the living creatures, and the elders: and their number was myriads of myriads, and thousands of thousands;
Revelation 11:15
And the seventh angel sounded; and there were great voices in the heaven, saying, The kingdom of this world has become the kingdom of our Lord, and his Christ; and he will reign until the ages of the ages.
Luke 12:1
In the meantime, myriads of the multitude having gathered together, So that they trode on one another, He began to speak to His disciples first; Take heed unto yourselves from the leaven of the Pharisees, which is hypocrisy.
Romans 11:25
I do not wish you to be ignorant, brethren, as to this mystery, in order that you may not he wise with yourselves, that blindness in part has happened unto Israel, until the fulness of the Gentiles may come in;
Hebrews 11:12
Therefore indeed they were born of one, and those things of one having died, as the stars of heaven for multitude, and as the sands which are by the sea, which are innumerable.
Hebrews 12:22
but you have come to mount Zion, and to the heavenly Jerusalem, to the city of the living God, and to myriads of angels,

Of all

Revelation 5:9
And they sing a new song, saying, Thou art worthy to receive the book, and to open its seals: because thou wast slain, and didst with thy blood redeem unto God out of every tribe, and tongue, and people, and nation;

Stood

Luke 21:36
Therefore watch, praying all the time, that you may be counted worthy to escape all these things which are about to come to pass, and to stand before the Son of man.
Ephesians 6:13
Therefore take the panoply of God, that you may be able to stand in the evil day, and having done all things, to stand.

Palms

John 12:13
They took the branches of the palm-trees, and went out to meet Him, and continued to cry out, Hosanna: blessed is He that cometh, in the name of the Lord, the King of Israel.

General references

Luke 13:29
And they will come from the east and west, and the north and south, and will sit down in the kingdom of God.