ઉધરાણી કરવી તો આકરી કરવી, ચાંપીને કરવી.

udharāṇī karavī tō ākarī karavī, cāṁpīnē karavī.

Literally: If collecting debts, do it strictly and firmly.
What it means: Advises that recovering money owed requires firmness rather than gentle persuasion.

Also said as

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.