Then they said to Jeremiah, The LORD be a true and faithful witness between us, if we do not even according to all things for the which the LORD thy God shall send thee to us. The Lord be a true and faithful Witness - The Lord is such; and as ye have bound yourselves to obey his voice, he will register the covenant, and bless or curse according as ye shall conduct yourselves in this matter.
Related Commentaries of Jeremiah 42:5
Jeremiah 42:5
5 Then they said to Jeremiah, The LORD be a true and faithful witness between us, if we do not even according to all things for the which the LORD thy God shall send thee to us.