Verses with the word difference in the Old Testament (6 verses):

Exodus 11:7
But against any of the children of Israel shall not a dog move his tongue, against man or beast: that ye may know how that the LORD doth put a difference between the Egyptians and Israel.

Leviticus 10:10
And that ye may put difference between holy and unholy, and between unclean and clean;

Leviticus 11:47
To make a difference between the unclean and the clean, and between the beast that may be eaten and the beast that may not be eaten.

Leviticus 20:25
Ye shall therefore put difference between clean beasts and unclean, and between unclean fowls and clean: and ye shall not make your souls abominable by beast, or by fowl, or by any manner of living thing that creepeth on the ground, which I have separated from you as unclean.

Ezekiel 22:26
Her priests have violated my law, and have profaned mine holy things: they have put no difference between the holy and profane, neither have they shewed difference between the unclean and the clean, and have hid their eyes from my sabbaths, and I am profaned among them.

Ezekiel 44:23
And they shall teach my people the difference between the holy and profane, and cause them to discern between the unclean and the clean.