In both cases, of realty and personalty, the lien shall cease, unless a bill in equity, to subject such interest, is filed within thirty (30) days from the return of the execution unsatisfied.
Code 1858, § 2986 (deriv. Acts 1832, ch. 11, § 3); Shan., 4714; mod. Code 1932, § 8049; T.C.A. (orig. ed.), § 25-505.