無理しないで

don't overdo it

→ 無理
phrase Rare #41,294
don't overdo it A caring way to tell someone not to push themselves.
JA: 疲れているなら、無理しないで。
EN: If you're tired, don't push yourself.

無理しないでくれ

Don't push yourself.

— レッドクリフ Part I (2008)

無理しないで。

Don't push yourself.

無理しないでね。

Don't push yourself too hard.

無理しないで

Don't push yourself.

— ファニーゲーム (1997)