One is not regenerated until one believes
John 20:31 (ESV)
31 but these are written so that you may believe that Jesus is the Christ, the Son of God, and that by believing you may have life in his name.
John 1:12 (ESV)
12 But to all who did receive him, who believed in his name, he gave the right to become children of God,
Colossians 2:12-13 (ESV)
12 having been buried with him in baptism, in which you were also raised with him through faith in the powerful working of God, who raised him from the dead.
13 And you, who were dead in your trespasses and the uncircumcision of your flesh, God made alive together with him, having forgiven us all our trespasses,
Ephesians 2:5-8 (ESV)
5 even when we were dead in our trespasses, made us alive together with Christ—by grace you have been saved—
6 and raised us up with him and seated us with him in the heavenly places in Christ Jesus,
7 so that in the coming ages he might show the immeasurable riches of his grace in kindness toward us in Christ Jesus.
8 For by grace you have been saved through faith. And this is not your own doing; it is the gift of God,
1 Corinthians 4:15 (ESV)
15 For though you have countless guides in Christ, you do not have many fathers. For I became your father in Christ Jesus through the gospel.