同生死，共存亡tóng shēng sǐ , gòng cún wáng

liveand die,exist and perish together; share weal and woe with
❍ 现在根据地已经缩小，我党在根据地内细心地认真地彻底地争取群众、和群众～的任务， 较之过去六年有更加迫切的意义。(《毛泽东选集》865) Now that the base areas have shrunk in size,it is of more immediate importance than at any time in the past six years for the Party to win the masses there by patient,conscientious and thorough work,and to share weal and woe with them.

同生死，共存亡tóng shēng sǐ,gòng cún wáng

形容彼此利害一致，生死相依，存亡与共。