'Decree' in the Bible

Although they fully know God's righteous decree that those who practice such things deserve to die, they not only do them but also approve of those who practice them.

It follows then that just as the result of a single transgression is a condemnation which extends to the whole race, so also the result of a single decree of righteousness is a life-giving acquittal which extends to the whole race.

but now has been made known through the prophets to all the gentiles, in keeping with the decree of the eternal God to bring them to the obedience that springs from faith