વકરા વાંઝીઆ હોય નહીં.

vakarā vāṁjhīā hōya nahīṁ.

Literally: Sales are never barren.
What it means: Said in trade to point out that active selling and customer turnover always yields some financial return.

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.