NET
19 However, God’s solid foundation remains standing, bearing this seal: “The Lord knows those who are his,” and “Everyone who confesses the name of the Lord must turn away from evil.”
Darby
19 Yet the firm foundation of God stands, having this seal, [The] Lord knows those that are his; and, Let every one who names the name of [the] Lord withdraw from iniquity.
KJV
19 Nevertheless the foundation of God standeth sure, having this seal, The Lord knoweth them that are his. And, Let every one that nameth the name of Christ depart from iniquity.