Revelation 7:4: “Then I heard the number of those who were sealed: 144,000 from all the tribes of Israel.”

Revelation 14:1–5: Describes the 144,000 standing with the Lamb (Jesus) on Mount Zion, marked with His name and the Father's name on their foreheads. They are described as pure, truthful, and faithful followers of Jesus who keep his commandment and have the faith of Jesus.