|Easton's Bible Dictionary|
(1.) "The children of Sheth" (Numbers 24:17); R.V., "the sons of tumult," which is probably the correct rendering, as there is no evidence that this is a proper name here.
(2.) The antediluvian patriarch (1 Chronicles 1:1).
Noah Webster's Dictionary
(n.) The part of a plow which projects downward beneath the beam, for holding the share and other working parts; -- also called standard, or post.
Int. Standard Bible Encyclopedia
seth, sheth (sheth; Seth):
(1) The son born to Adam and Eve after the death of Abel (Genesis 4:25; 5:3;; 1 Chronicles 1:1; Sirach 49:16; Luke 3:38). In Genesis 4:25 the derivation of the name is given. Eve "called his name Seth: For, said she, God hath appointed (shath) me another seed instead of Abel." In 1 Chronicles 1:1 the King James Version, the form is "Sheth"; elsewhere in the King James Version and in the Revised Version (British and American) throughout the form is "Seth."
(2) the King James Version "the children of Sheth," the Revised Version (British and American) "the sons of tumult." According to the King James Version rendering, the name of an unknown race mentioned in Balaam's parable (Numbers 24:17).
S. F. Hunter
Sheth (2 Occurrences)
Numbers 24:17 I see him, but not now. I see him, but not near. A star will come out of Jacob. A scepter will rise out of Israel, and shall strike through the corners of Moab, and break down all the sons of Sheth. (WEB KJV BBE WBS YLT NAS RSV NIV)
1 Chronicles 1:1 Adam, Sheth, Enosh, (KJV WBS YLT)