'In Me' in the Bible

Am I now trying to win men's favor, or God's? Or, am I trying to be pleasing to men? If I were still trying to be pleasing to men, I would not be a slave of Christ at all.

chose to unveil His Son in me, so that I might preach the good news about Him among the heathen, at once, before I conferred with any human creatures,

for He who had been at work in Peter for his apostleship to the Jews had been at work in me too for the apostleship to the heathen --

I have been crucified with Christ, and I myself no longer live, but Christ is living in me; the life I now live as a mortal man I live by faith in the Son of God who loved me and gave Himself for me.