NET
4 Tell them that the Lord says, ‘You must obey me; you must live according to the way I have instructed you in my laws.
Darby
4 And thou shalt say unto them, Thus saith Jehovah: If ye will not hearken unto me, to walk in my law, which I have set before you,
KJV
4 And thou shalt say unto them, Thus saith the LORD; If ye will not hearken to me, to walk in my law, which I have set before you,