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: ~ 1 Peter 1:22 KJV

Since by your obedience to the Truth through the [Holy ] Spirit you have purified your hearts for the sincere affection of the brethren, [see that you] love one another fervently from a pure heart. ~ 1 Peter 1:22 AMP