Easton's Bible Dictionary: M. G. Easton, M.A., D.D.

Of the Hebrew was pointed, sometimes two-edged, was worn in a sheath, and suspended from the girdle (Ex. 32:27; 1 Sam. 31:4; 1 Chr. 21:27; Ps. 149:6; Pr. 5:4; Ezek. 16:40, 21:3-5).

It is a symbol of divine chastisement (Dt. 32:25; Ps. 7:12, 78:62), and of a slanderous tongue (Ps. 57:4, 64:3; Pr. 12:18). The word of God is likened also to a sword (Heb. 4:12; Eph. 6:17; Rev. 1:16). Gideon's watchword was, "The sword of the Lord" (Judg. 7:20).