The word "we" now refers to Paul, his Jewish brothers in christ but not the Gentile (non-Jewish) believers.(See: [[rc://en/ta/man/translate/figs-exclusive]])
## the plan of the one ##
"The plan of God"
## intent of his will ##
"intent of God's will"
## we who were the first ##
Paul continues to exclude the Gentiles (non-Jews) from his use of "we".