સારા રાયમાં સાવરણી.

sārā rāyamāṁ sāvaraṇī.

Literally: A broom in a good kingdom.
What it means: Said of a useless or destructive element that ruins an otherwise prosperous and orderly place.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1923) ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1921) · 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.