A possibility is that the second Sanballat is the grandson of the first Sanballat, as the names of the sons of the Sanballat of Nehemiah's time are known.
Kungenzeka ukuthi i-Sanballat yesibili ingumzukulu weSanballat yokuqala, njengoba amagama amadodana weSanbalati yesikhathi sikaNehemiya ayaziwa.