ટાંકા તુટે તેમ નથી.

ṭāṁkā tuṭē tēma nathī.

Literally: The stitches are not such that they would break.
What it means: Said of a relationship, agreement, or situation that is secure and cannot be easily broken.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1923) ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1921) · 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.