'Advantages' in the Bible

Now when the men of the Sanhedrin (Jewish High Court) saw the confidence and boldness of Peter and John, and grasped the fact that they were uneducated and untrained [ordinary] men, they were astounded, and began to recognize that they had been with Jesus.

for we [who are born-again have been reborn from above—spiritually transformed, renewed, set apart for His purpose and] are the true circumcision, who worship in the Spirit of God and glory and take pride and exult in Christ Jesus and place no confidence [in what we have or who we are] in the flesh—

though I myself might have [some grounds for] confidence in the flesh [if I were pursuing salvation by works]. If anyone else thinks that he has reason to be confident in the flesh [that is, in his own efforts to achieve salvation], I have far more:

shepherd and guide and protect the flock of God among you, exercising oversight not under compulsion, but voluntarily, according to the will of God; and not [motivated] for shameful gain, but with wholehearted enthusiasm;