Psalm 92:34 UponWith an instrument of ten strings, and uponwith the psaltery; upon the harp with a solemn sound upon the harp.
Psalm 33:2 PraiseGive thanks unto the LORD with harp:, sing praises unto himHim with the psaltery and an instrument of ten strings.
Psalm 144:9 IO God, I will sing a new song unto theeThee, O God: upon a psaltery and an instrument of ten strings will I sing praises unto thee.Thee;
All verses quoted from the Complete JewishJPS Bible
What is this mysterious instrument of 'ten strings'?