Fetter
fet'-er: Found only in the plural in both Old Testament and New Testament; fetters of iron (Ps 105:18; 149:8; so probably Mr 5:4; Lu 8:29) or brass (Jg 16:21; 2Ki 25:7) were frequently used for securing prisoners.
⇒See a list of verses on FETTERS in the Bible.
See CHAIN.
Figurative: of trouble (Job 36:8).