ઠગ, બગ ને કાગ, શાંત જણાય બહુ;

ṭhaga, baga nē kāga, śāṁta jaṇāya bahu;

Literally: A swindler, a heron, and a crow appear very peaceful;
What it means: Deceptive and malicious people often put on a calm and harmless exterior while plotting the ruin of others.

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.