મારવા ઉંદર ને ખોદવા ડુંગર.

māravā uṁdara nē khōdavā ḍuṁgara.

Literally: To kill a mouse and dig a mountain.
What it means: To put in an excessive amount of effort for a very small or trivial result.
The English proverb Shah set beside it: Much ado about nothing.Much pains little gains.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1923) · read from the scan by machine — the Gujarati itself is unchecked · English is machine-made and nobody has checked it yet

Heard it differently, or know we've got the sense wrong? Tell us — that is exactly the kind of correction this needs.