Easton's Bible Dictionary Were used for catching fish (Amos 4:2; Comp. Isaiah 37:29; Jeremiah 16:16; Ezek. 29:4; Job 41:1, 2; Matthew 17:27).

Multi-Version Concordance Fish-hooks (1 Occurrence) Amos 4:2 The Lord Jehovah hath sworn by his holiness, that, lo, the days shall come upon you, that they shall take you away with hooks, and your residue with fish-hooks. (ASV BBE DBY JPS WBS YLT)