મિત્ર સાથે કપટ રમે, સ્વાર્થમાં દુશિયાર;

mitra sāthē kapaṭa ramē, svārthamāṁ duśiyāra;

Literally: Plays deceitfully with a friend, clever in self-interest;
What it means: Said of a foolish person who deceives their friends for selfish gains while showing affection to their enemies.

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.