The Apostle Paul
Romans 8:15ASV·traditional attribution

For ye received not the spirit of bondage again unto fear; but ye received the spirit of adoption, whereby we cry, Abba, Father.

Geneva Bible Notes Reformed

For ye have not received the spirit of bondage again to fear; but ye have received the Spirit of adoption, whereby we cry, Abba, Father. (17) He declares and expounds (as an aside) in these two verses by what right this name, to be called the children of God, is given to the believers: and it is because, he says, they have received the grace...

John Gill Reformed Baptist

For ye have not received the spirit of bondage again to fear,.... By "the spirit of bondage" is meant, not the Spirit of God: for this is just the reverse of his character, who is a "free Spirit", or , "a Spirit of liberty"; and is contrary to his work and office, which is to show a soul its state of bondage by nature, and...

William Burkitt Anglican

Observe, 1. That there is a spirit of bondage, which the children of God do for some time receive, working fear in them. By the spirit of bondage understand those convictions and terrors of conscience which awakened persons labour under, when the law of God charges them home with the guilt of sin; and layest them under direful apprehensions of the wrath of God.