老头子下辈子还嫁你老太婆下辈子还娶你
[lăo tóu zi xià bèi zi hái jià nĭ lăo tài pó xià bèi zi hái qŭ nĭ]
'I will marry you again next life (addressing to elder men), I'll take you as my husband again in my next incarnation (for elder women)', which represents eternal loyalty, love beyond lifetime