Read 1 Peter 1:22 Using Other Translations
Seeing ye have purified your souls in obeying the truth through the Spirit unto unfeigned love of the brethren, see that ye love one another with a pure heart fervently:
Having purified your souls by your obedience to the truth for a sincere brotherly love, love one another earnestly from a pure heart,
You were cleansed from your sins when you obeyed the truth, so now you must show sincere love to each other as brothers and sisters. Love each other deeply with all your heart.