We tend to distrust legalism and thus we dismiss anything that savors of a legalistic approach. Second Corinthians 5:21 says, "For our sake he made him to be sin who knew no sin, so that in him we might become the righteousness of God." We were guilty, but God has declared us … Justification.
It is a legal term signifying acquittal, a fact that makes it unpalatable to many in our day. Justification takes place when God declares those who place their faith in Christ to be righteous.
In other words, Jesus became our substitute on the cross so that we could be made "just" or right with God.
A Brief Examination of "Biblical" Justifications for War. By Marcy Gansler on December 06, 2008 Attempts to provide biblical warrants for Christian participation in warfare have long been offered by those who reject Christ-centered nonviolence. One way to understand justification is the judicial act of God in which he declares a person to be in right relationship to himself.
Sinners enter into a new covenant relationship with God through the forgiveness of sins . Justification is the declaring of a person to be just or righteous.