Matthew is one of the 12 Apostles - Matthew 10:2-4Peter is the...

Matthew is one of the 12 Apostles - Matthew 10:2-4
Peter is the 'head' of the 12 - Plenty on Google.
Gal 2:9 - teaches what ?
And when James, Cephas, and John, who seemed to be pillars, perceived the grace that was given unto me,
they gave to me and Barnabas the right hands of fellowship;
that we should go unto the heathen,
and they unto the circumcision.
..
Who are the Apostle to the circumcision ? Peter & the 12.
Who is Apostle to the UNcircumcison/heathen/gentiles ? Paul
.
Show ANY verse that teaches otherwise.