Final answer:
The process of sanctification in Christianity involves all members of the Holy Trinity, where God the Father sets people apart, Jesus Christ's sacrifice makes it possible for believers to be righteous, and the Holy Spirit actively sanctifies and guides believers in their spiritual journey.
Step-by-step explanation:
In Christianity, the concept of sanctification refers to the process of being made holy, which is primarily the work of the Holy Spirit. Each member of the Holy Trinity plays a distinct role in this transformative process. To begin with, God the Father is seen as the source of sanctification, having set apart the people for His purposes. It was through His will that Jesus was sent to redeem humanity.
Jesus Christ, the Son, through His sacrifice on the cross, provided the means for our sanctification. His death and resurrection made it possible for believers to be considered righteous before God, which is essential in the sanctification journey.
Lastly, the Holy Spirit is the active agent within believers who sanctifies them. The Holy Spirit dwells within believers, guiding, teaching, and empowering them to live in a way that reflects the righteousness received from Christ. The Spirit works to conform believers to the image of Jesus, helping them grow in holiness and obedience to God's commandments.
Hence, sanctification is a cooperative effort between God's grace and human response, facilitated by the Holy Trinity working in harmony towards the believer's transformation into holiness.