King James Version (KJV) - Revelation 14:3 >

And they sung as it were a new song before the throne, and before the four beasts, and the elders: and no man could learn that song but the hundred [and] forty [and] four thousand, which were redeemed from the earth.

Berean Study Bible (BSB) - Revelation 14:3 >

And they sang a new song before the throne and before the four living creatures and the elders. And no one could learn the song except the 144,000 who had been redeemed from the earth.

Textus Receptus (TR) - Revelation 14:3 >

Καὶ ᾄδουσιν ὡς ᾠδὴν καινὴν ἐνώπιον τοῦ θρόνου, καὶ ἐνώπιον τῶν τεσσάρων ζῴων καὶ τῶν πρεσβυτέρων· καὶ οὐδεὶς ἠδύνατο μαθεῖν τὴν ᾠδήν, εἰ μὴ αἱ ἑκατὸν τεσσαράκοντα τέσσαρες χιλιάδες, οἱ ἠγορασμένοι ἀπὸ τῆς γῆς.