Romans 12:2

2Andκαὶnotμὴbe conformedσυσχηματίζεσθεto theτῷageαἰῶνιthisτούτῳ,butἀλλὰbe transformedμεταμορφοῦσθεby theτῇrenewingἀνακαινώσειof theτοῦmindνοός,forεἰςτὸto proveδοκιμάζεινby youὑμᾶςwhat [is]τίtheτὸwillθέληματοῦof Godθεοῦ,τὸgoodἀγαθὸνandκαὶwell-pleasingεὐάρεστονandκαὶperfectτέλειον.

And do not be conformed to this age, but be transformed by the renewing of the mind, for you⁺ to discern what [is] the good and well-pleasing and perfect will of God.