BIBLE DICTIONARY
Tarshish

Probably = Tartessus in Spain; ships of Tarshish (the name came to be used to denote ships of the largest size, suitable for long voyages) (1 Kgs. 10: 22; Ps. 48: 7; Isa. 2: 16; Isa. 23: 1; Isa. 60: 9; Ezek. 27: 25); kings of Tarshish (Ps. 72: 10); merchants of Tarshish (Ezek. 27: 12; Ezek. 38: 13; also Isa. 66: 19; Jer. 10: 9; Jonah 1: 3; Jonah 4: 2).

A Tarshish in the Indian Ocean (1 Kgs. 22: 48; 2 Chr. 9: 21; 2 Chr. 20: 36).