closing words, concluding remarks

to be in agreement, to be in concert

to shut up (remain (surprisingly) silent)

to have the last word

(of a person) to make jokes; to be funny, to make people laugh

He who says nothing (tacitly) agrees; silence is consent

to have a say in the matter

in short, in other words, to make it abundantly clear, to put it another way

(figuratively) not to have given up, to still be in the game

(figuratively) to never raise one's voice, to always be calm