બધા દરમાંથી લેત્રતા મળે નહી, કાઈમાંથી સાપ નીકલી આવે.

badhā daramāṁthī lētratā maḷē nahī, kāīmāṁthī sāpa nīkalī āvē.

Literally: One does not get a snake from every hole, sometimes a snake comes out of one.
What it means: It is used to warn that one cannot always predict the outcome of an action, and sometimes danger lurks where it is least expected.

કહેવત સમુદાય (Kahevat Samuday) · 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.