કાંસા ફૂટ કે ન ફૂટ કે રણકા બાછયા.

kāṁsā phūṭa kē na phūṭa kē raṇakā bāchayā.

Literally: Whether the bronze breaks or not, the ringing has started.
What it means: Once a conflict or event has begun, its effects are felt regardless of the outcome.

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.