W. Va. Code § 37-6-23: Effect of payment of rent or relief in equity.

If any party having a right or claim to such lands shall, at any time before the trial in such action of ejectment or of unlawful detainer, pay or tender to the party entitled to such rent, or to his attorney in the cause, or pay into court, all the rents and arrears, with interest and costs, all further proceedings in the action shall cease. If the person claiming the land shall, upon bill filed as aforesaid, be relieved in equity, he shall hold the land as before the proceedings began, without a new lease or conveyance.