Mark 1:1

New International Version

1 The beginning of the good news about Jesus the Messiah,^[a] the Son of God,^[b]^(B)

Mark 1:1 Or Jesus Christ. Messiah (Hebrew) and Christ (Greek) both mean Anointed One.
Mark 1:1 Some manuscripts do not have the Son of God.

Mark 1:1

Amplified Bible

1 The beginning of the [facts regarding the] good news of ^[a]Jesus Christ, the Son of God.

Mark 1:1 Mark’s gospel is believed to be directed primarily to Gentile believers in Rome. Since Gentiles would not necessarily be familiar with the Jewish title Messiah, he emphasizes instead the fact that Jesus is the Son of God.

New International Version (NIV)