John 1:27

it is he, though coming after me, who was before me, the thong of whole sandal I am not worthy to untie.

John 1:30

This is he of whom I spake, After me cometh a man who was before me: for before me he existed.

Matthew 3:11

I indeed baptize you with water unto repentance: but he that is coming after me is mightier than I, whose sandals I am not worthy to carry: he shall baptize you with the Holy Spirit, and with fire:

John 1:15

John bore witness concerning him, and cried, saying, This is he of whom I said, He that is coming after me, is before me: because before me he was.

Mark 1:7

And he preached, saying, One mightier than I is coming after me, the string of whose shoes I am not worthy, stooping down, to unloose.

Luke 3:16

John addressed himself to them all, saying, I indeed baptise you with water; but one mightier than I is coming, the thong of whose sandals I am not worthy to untie: he shall baptise you with the Holy Ghost and with fire;

Acts 19:4

Then said Paul, John indeed baptised with the baptism of repentance, saying to the people, That they should believe on him who was coming after him, that is, in Christ Jesus.

Treasury of Scripture Knowledge

Summary

He it is, who coming after me is preferred before me, whose shoe's latchet I am not worthy to unloose.

General references

Bible References

Who

John 1:15
John bore witness concerning him, and cried, saying, This is he of whom I said, He that is coming after me, is before me: because before me he was.
Acts 19:4
Then said Paul, John indeed baptised with the baptism of repentance, saying to the people, That they should believe on him who was coming after him, that is, in Christ Jesus.

Whose

Matthew 3:11
I indeed baptize you with water unto repentance: but he that is coming after me is mightier than I, whose sandals I am not worthy to carry: he shall baptize you with the Holy Spirit, and with fire:
Mark 1:7
And he preached, saying, One mightier than I is coming after me, the string of whose shoes I am not worthy, stooping down, to unloose.
Luke 3:16
John addressed himself to them all, saying, I indeed baptise you with water; but one mightier than I is coming, the thong of whose sandals I am not worthy to untie: he shall baptise you with the Holy Ghost and with fire;

General references

Mark 1:7
And he preached, saying, One mightier than I is coming after me, the string of whose shoes I am not worthy, stooping down, to unloose.
John 1:30
This is he of whom I spake, After me cometh a man who was before me: for before me he existed.