મરણ મોંઘું ને મેહ તે ટીપણાં છે.

maraṇa mōṁghuṁ nē mēha tē ṭīpaṇāṁ chē.

Literally: Death is expensive and rain is in the almanac.
What it means: Crucial events like death and rain are highly unpredictable and cannot be controlled by human calculations.

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.