1 Peter 1:2, 14-15, 22
1 Peter 1:14-15 ESV
As obedient children, do not be conformed to the passions of your former ignorance, but as he who called you is holy, you also be holy in all your conduct
1 Peter 1:22 ESV
Having purified your souls by your obedience to the truth for a sincere brotherly love, love one another earnestly from a pure heart