YOU SAID:

yall be weak in the knees stand up

INTO JAPANESE

あなたは立ち上がる前に膝が弱くなる

BACK INTO ENGLISH

You'll lose your knees before you get up.

INTO JAPANESE

起き上がる前に膝を失ってしまう。

BACK INTO ENGLISH

You lose your knee before you get up.

INTO JAPANESE

起き上がる前に膝を失ってしまう。

BACK INTO ENGLISH

You lose your knee before you get up.