“Yasher koach ” is a Hebrew phrase used to congratulate someone on a job well done, especially after a religious act like reading from the Torah. It literally carries the sense of “may your strength be firm” or “may your strength continue.”

Meaning

People usually say it to mean:

  • “Good job.”
  • “Well done.”
  • “May you have strength to keep doing good things.”

Common usage

You’ll often hear it in synagogue after:

  • an aliyah to the Torah,
  • leading a service,
  • or another mitzvah-related task.

Pronunciation

It’s often said as “yasher koach,” though the fuller grammatical form is closer to “yishar kochacha” for a man and a feminine form for a woman.

Simple answer

So, in plain English: “Yasher koach” means “good job” with a blessing attached.