ભાયો દેવતા પ્રકાશે નહીં.

bhāyō dēvatā prakāśē nahīṁ.

Literally: A shared fire does not burn brightly.
What it means: Joint efforts or shared responsibilities often lack enthusiasm and fail to produce good results.

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.