Revelation 21:17

21:17 He also measured its wall, one hundred forty-four cubits according to human measurement, which is also the angel’s.

Revelation 7:4

7:4 Now I heard the number of those who were marked with the seal, one hundred and forty-four thousand, sealed from all the tribes of the people of Israel:

Revelation 14:1

An Interlude: The Song of the 144,000

14:1 Then I looked, and here was the Lamb standing on Mount Zion, and with him were one hundred and forty-four thousand, who had his name and his Father’s name written on their foreheads.

Revelation 14:3

14:3 and they were singing a new song before the throne and before the four living creatures and the elders. No one was able to learn the song except the one hundred and forty-four thousand who had been redeemed from the earth.