'Faculties' in the Bible

Do not go on offering members of your body to sin as instruments of wickedness. But offer yourselves to God [in a decisive act] as those alive [raised] from the dead [to a new life], and your members [all of your abilities—sanctified, set apart] as instruments of righteousness [yielded] to God.

I am speaking in [familiar] human terms because of your natural limitations [your spiritual immaturity]. For just as you presented your bodily members as slaves to impurity and to [moral] lawlessness, leading to further lawlessness, so now offer your members [your abilities, your talents] as slaves to righteousness, leading to sanctification [that is, being set apart for God’s purpose].

For whilst we were under the thraldom of our earthly natures, sinful passions-- made sinful by the Law--were always being aroused to action in our bodily faculties that they might yield fruit to death.

Therefore I urge you, brothers and sisters, by the mercies of God, to present your bodies [dedicating all of yourselves, set apart] as a living sacrifice, holy and well-pleasing to God, which is your rational (logical, intelligent) act of worship.

Since we have gifts that differ according to the grace given to us, each of us is to use them accordingly: if [someone has the gift of] prophecy, [let him speak a new message from God to His people] in proportion to the faith possessed;