ભક્તિ બીજ પલટે નહીં, જો જુગ જાય અનંત;

bhakti bīja palaṭē nahīṁ, jō juga jāya anaṁta;

Literally: The seed of devotion does not change, even if endless ages pass;
What it means: Sincere devotion cultivated in one life is never lost and carries over across births.

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.