1 Peter 5:13

Your sister-church in Babylon, elect like yourselves, salutes you. So does my son Mark.

Acts 12:12

When he grasped the situation, he went to the house of Mary, the mother of John who was surnamed Mark, where a number had met for prayer.

Acts 12:25

After fulfilling their commission, Barnabas and Saul returned from Jerusalem, bringing with them John who is surnamed Mark.

2 John 1:13

The children of your elect Sister greet you.

Revelation 17:5

and on her forehead a name was written by way of symbol, "Babylon the great, the mother of harlots and of all abominations on earth."

Revelation 18:2

and he shouted aloud with a strong voice, "Fallen, fallen is Babylon the great, now she is a haunt of demons, the den of all foul spirits, a cage for every foul and loathsome bird:

Treasury of Scripture Knowledge

Summary

The church that is at Babylon, elected together with you, saluteth you; and so doth Marcus my son.

Elected

Marcus

General references

Bible References

At

Revelation 17:5
and on her forehead a name was written by way of symbol, "Babylon the great, the mother of harlots and of all abominations on earth."
Revelation 18:2
and he shouted aloud with a strong voice, "Fallen, fallen is Babylon the great, now she is a haunt of demons, the den of all foul spirits, a cage for every foul and loathsome bird:

Elected

2 John 1:13
The children of your elect Sister greet you.

Marcus

Acts 12:12
When he grasped the situation, he went to the house of Mary, the mother of John who was surnamed Mark, where a number had met for prayer.

General references

2 Corinthians 13:13
All the saints salute you.
2 John 1:13
The children of your elect Sister greet you.