5 occurrences in 5 dictionaries
Reference: Shethar
Easton
a star, a prince at the court of Ahasuerus (Es 1:14).
Hastings
One of the seven princes who had the right of access to the royal presence (Es 1:14).
Morish
Shethar'
One of the seven princes of Persia and Media. Es 1:14.
Smith
She'thar
(Pers. a star), one of the seven princes of Persia and Media.
Es 1:14
(B.C. 483.)