Tenn. Code Ann. § 36-4-117

If the divorce is sought by the complainant spouse on the ground of the defendant spouse's refusal to remove with the complainant spouse to this state, and of the defendant spouse's willful absence for two (2) years without reasonable cause, the complainant spouse shall prove endeavors to induce the defendant spouse to live with the complainant spouse after the separation, and that the complainant spouse did not remove from the state where the complainant spouse resided for the purpose of obtaining a divorce.