The same power that Jesus Christ exhibited is available to us if we live under the power of the Holy Spirit.
We can see Paul’s, Jesus’, saints’ and the gospel’s CREDENTIALS. We can also see Paul’s APOSTOLIC RELATIONSHIP with the Romans.
The gender and number of the Greek pronouns in this passage rule out the possibility of concluding that “faith” is the “gift” of God. The whole phrase, “saved by grace through faith” is the “gift” of God.