Which ye have not known — Which you have no acquaintance with, nor experience of their power, or wisdom, or goodness, as you have had of mine.
Related Commentaries of Deuteronomy 11:28
Deuteronomy 11:28
28 And a curse, if ye will not obey the commandments of the LORD your God, but turn aside out of the way which I command you this day, to go after other gods, which ye have not known.