Daily Chinese Idiom Guessing Game
Each holds to a different version of the story; each sticks to his own argument.
执坚持。各人坚持各人的说法。形容意见不一致。
明·冯梦龙《醒世恒言》卷二十九两下各执一词，难以定招。”
The two witnesses gave conflicting accounts, each sticking to their own story.