1 John 2:3

NIV: We know that we have come to know him if we keep his commands.

NAS: By this we know that we have come to know Him, if we keep His commandments.

KJV: And hereby we do know that we know him, if we keep his commandments.

GWT: We are sure that we know Christ if we obey his commandments.

ASV: And hereby we know that we know him, if we keep his commandments.

BBE: And by this we may be certain that we have knowledge of him, if we keep his laws.

DBY: And hereby we know that we know him, if we keep his commandments.

DRB: And by this we know that we have known him, if we keep his commandments.

WBS: And by this we do know that we know him, if we keep his commandments.

WEB: This is how we know that we know him: if we keep his commandments.

YLT: and in this we know that we have known him, if his commands we may keep;