Like saint like incense.
More French Proverbs:
Spit not in the well, you may have to drink its water.French
Bees touch no fading flowers.
French
The biter is often bit.
French
Marriages sealed with rings end with drawn knives.
French
He who eats of the king's goose will void a feather forty years after.
French
No man is a hero in the eyes of his valet.
French