Tenn. Code Ann. § 29-7-109: Motion to garnish other debtors

If, upon the examination of any garnishee, it appears that there is any of the defendant's estate in the hands or under the control of any person not summoned, the court shall, upon the motion of the plaintiff, grant attachment, to be levied on the estate in the hands or under the control of such person, who shall be summoned and made liable as other garnishees.