સમય વિના શોભે નહી પરમેશ્વરનું નામ.

samaya vinā śōbhē nahī paramēśvaranuṁ nāma.

Literally: Without the right time, even the name of God does not look good.
What it means: Everything must be done at the appropriate time to be effective.

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.