Lexical Definition

‎סַבְּכָא‎ çabbᵉkâʼ (sab-bek-aw') trigon ^A:N-F
(Aramaic) or שַׂבְּכָא sabbᵉkâʼ (sab-bek-aw'); (Aramaic), from a root corresponding to ‎סָבַךְ‎

sackbut.

• a lyre

1) trigon, musical instrument
1a) a triangular musical instrument with four strings, similar to a lyre

Brown-Driver-Briggs

Hebrew form: שְׂבָכָה
‎שׂ‎ ‎שַׂבְּכָא‎ ( > van d. H. ‎׳‎‎ס‎, see Baer) noun [masculine] trigon, musical instrument (whence probably Greek σαμβύκη, triangular instrument with (four strings, see Thes Lewy^{Fremdw. 161 f.} Prince^{EB 3238} Dr^{Dan 3:5}; also Biblical Hebrew ‎˜שׂבָכָה‎ lattice-work, √ ‎שׂבך‎, compare Syriac ); — Dan 3:5; Dan 3:7; Dan 3:10; Dan 3:15.

Brown-Driver-Briggs References