મરી મીઠું ને રાઈ તેના ધણ્યા પિત્રાઈ.

marī mīṭhuṁ nē rāī tēnā dhaṇyā pitrāī.

Literally: Black pepper, salt, and mustard seed have many cousin relatives.
What it means: Close relatives constantly quarrel over small, trivial household matters.

Also said as

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.