Revelation 14:1 (WEB)
I saw, and behold, the lamb standing on Mount Zion, and with him one hundred forty-four thousand, having his name and the name of his Father written on their foreheads.
Revelation 14:2 (KJV)
I heard a sound from heaven like the sound of many waters and like the sound of a great thunder. The sound I heard was like that of harpists playing on their harps.
Revelation 14:3, 3 They sing a new song before the throne and before the four living creatures and the elders. No one could learn the song except the one hundred forty-four thousand, those who had been redeemed out of the earth. - WEB
Revelation 14:4 (WEB)
These are those who were not defiled with women, for they are virgins. These are those who follow the Lamb wherever he goes. These were redeemed by Jesus from among men, the first fruits to God and to the Lamb.
Revelation 14:6 (WEB)
I saw an angel flying in mid heaven, having an eternal Good News to proclaim to those who dwell on the earth - to every nation, tribe, language and people.
Revelation 14:7, 7 He said with a loud voice, “Fear the Lord, and give him glory, for the hour of his judgment has come. Worship him who made the heaven, the earth, the sea, and the springs of waters!” - WEB