Verses with the word sheth in the Old Testament (2 verses):

Numbers 24:17
I shall see him, but not now: I shall behold him, but not nigh: there shall come a Star out of Jacob, and a Sceptre shall rise out of Israel, and shall smite the corners of Moab, and destroy all the children of Sheth.

1 Chronicles 1:1
Adam, Sheth, Enosh,