નાગ, ફાગ ને દિવાળી, એ ત્રણે આવે એક વારી.

nāga, phāga nē divāḷī, ē traṇē āvē ēka vārī.

Literally: The cobra festival, Holi, and Diwali, these three come but once.
What it means: Great opportunities or major festive occasions occur only occasionally and should be fully enjoyed.

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.