Revelation 13:16

High and low, rich and poor, freemen and slaves--it causes a brand to be put on the right hand or on the forehead of every one of them,

Revelation 19:18

to eat the flesh of kings, and the flesh of commanders, and the flesh of mighty men, and the flesh of horses and their riders, and the flesh of all freemen and slaves, and of high and low.'

Revelation 7:3

'Do not harm the earth, or the sea, or the trees, until we have sealed the servants of our God upon their foreheads.'

Revelation 19:5

and from the throne there came a voice which said-- 'Praise our God all you who serve him, You who reverence him, both high and low.'

Revelation 20:4

Then I saw thrones, and to those who took their seats upon them authority was given to act as judges. And I saw the souls of those who had been beheaded because of the testimony to Jesus and because of the Message of God, for they had refused to worship the Beast or its image, and had not received the brand on their foreheads and on their hands. They were restored to life, and they reigned with the Christ for a thousand years.

Revelation 11:18

The nations were enraged, and thy Wrath fell upon them; the time came for the dead to be judged, and for thee to give the reward to thy servants the Prophets, and to the People of Christ, and to those who reverence thy Name--the high and the low alike--and to destroy those who are destroying the earth.'

Revelation 19:20

The Beast was captured, and with him was taken the false Prophet, who performed the marvels before the eyes of the Beast, with which he deceived those who had received the brand of the Beast and those who worshiped his image. Alive, they were thrown, both of them, into the fiery lake 'of burning sulphur.'

Acts 26:22

However I have received help from God to this very day, and so stand here, and bear my testimony to high and low alike--without adding a word to what the Prophets, as well as Moses, declared should happen--

1 Corinthians 12:13

For it was by one Spirit that we were all baptized to form one Body, whether Jews or Greeks, slaves or free men, and were all imbued with one Spirit.

Galatians 3:28

All distinctions between Jew and Greek, slave and freeman, male and female, have vanished; for in union with Christ Jesus you are all one.

Galatians 6:17

For the future let no one trouble me; for I bear the marks of Jesus branded on my body.

Ephesians 6:8

For you know that every one will be rewarded by the Master for any honest work that he has done, whether he is a slave or a freeman.

Colossians 3:11

In that new life there is no distinction between Greek and Jew, circumcised and uncircumcised, barbarian, Scythian, slave, freeman; but Christ is all!--and in all!

2 Timothy 3:8

Just as Jannes and Jambres opposed Moses, so do these people, in their turn, oppose the Truth. Their minds are corrupted, and, as regards the Faith, they are utterly worthless.

Revelation 6:15

Then all the kings of the earth, and the princes, and the generals, and the rich, and the powerful, and every slave and free man, 'hid themselves in the caves and under the rocks' of the mountains;

Revelation 14:9-11

Then a third angel followed them, crying in a loud voice-- 'Whoever worships the Beast and its image, and receives its brand on his forehead or on his hand,

Revelation 15:2

Then I saw what appeared to be a sea of glass mixed with fire; and, standing by this sea of glass, holding the harps of God, I saw those who had come victorious out of the conflict with the Beast and its image and the number that formed its name.

Revelation 20:12

And I saw the dead, high and low, standing before the throne; and books were opened. Then another book was opened, the Book of Life; and the dead were judged, according to their actions, by what was written in the books.

Treasury of Scripture Knowledge

Summary

And he causeth all, both small and great, rich and poor, free and bond, to receive a mark in their right hand, or in their foreheads:

Bible References

Both

Revelation 11:18
The nations were enraged, and thy Wrath fell upon them; the time came for the dead to be judged, and for thee to give the reward to thy servants the Prophets, and to the People of Christ, and to those who reverence thy Name--the high and the low alike--and to destroy those who are destroying the earth.'
Revelation 19:5
and from the throne there came a voice which said-- 'Praise our God all you who serve him, You who reverence him, both high and low.'
Revelation 20:12
And I saw the dead, high and low, standing before the throne; and books were opened. Then another book was opened, the Book of Life; and the dead were judged, according to their actions, by what was written in the books.
Acts 26:22
However I have received help from God to this very day, and so stand here, and bear my testimony to high and low alike--without adding a word to what the Prophets, as well as Moses, declared should happen--

Free

Revelation 6:15
Then all the kings of the earth, and the princes, and the generals, and the rich, and the powerful, and every slave and free man, 'hid themselves in the caves and under the rocks' of the mountains;
Revelation 19:18
to eat the flesh of kings, and the flesh of commanders, and the flesh of mighty men, and the flesh of horses and their riders, and the flesh of all freemen and slaves, and of high and low.'
1 Corinthians 12:13
For it was by one Spirit that we were all baptized to form one Body, whether Jews or Greeks, slaves or free men, and were all imbued with one Spirit.
Galatians 3:28
All distinctions between Jew and Greek, slave and freeman, male and female, have vanished; for in union with Christ Jesus you are all one.
Ephesians 6:8
For you know that every one will be rewarded by the Master for any honest work that he has done, whether he is a slave or a freeman.
Colossians 3:11
In that new life there is no distinction between Greek and Jew, circumcised and uncircumcised, barbarian, Scythian, slave, freeman; but Christ is all!--and in all!

A mark

Revelation 14:9
Then a third angel followed them, crying in a loud voice-- 'Whoever worships the Beast and its image, and receives its brand on his forehead or on his hand,
Revelation 15:2
Then I saw what appeared to be a sea of glass mixed with fire; and, standing by this sea of glass, holding the harps of God, I saw those who had come victorious out of the conflict with the Beast and its image and the number that formed its name.
Revelation 19:20
The Beast was captured, and with him was taken the false Prophet, who performed the marvels before the eyes of the Beast, with which he deceived those who had received the brand of the Beast and those who worshiped his image. Alive, they were thrown, both of them, into the fiery lake 'of burning sulphur.'
Revelation 20:4
Then I saw thrones, and to those who took their seats upon them authority was given to act as judges. And I saw the souls of those who had been beheaded because of the testimony to Jesus and because of the Message of God, for they had refused to worship the Beast or its image, and had not received the brand on their foreheads and on their hands. They were restored to life, and they reigned with the Christ for a thousand years.

Or

Revelation 7:3
'Do not harm the earth, or the sea, or the trees, until we have sealed the servants of our God upon their foreheads.'
2 Timothy 3:8
Just as Jannes and Jambres opposed Moses, so do these people, in their turn, oppose the Truth. Their minds are corrupted, and, as regards the Faith, they are utterly worthless.