a closed mouth catches no flies
Definition:  you protect your reputation by not spending your time talking, gossiping and saying bad things that will result in consequences
Usage:  he wanted to backchat with his father, but he remembered that a closed mouth catches no flies

SEPEDI
Translation:  molomo wo o tswaletšwego ga o tsenwe ke selabi
Proverb: legokolodi la bona kotsi le a itata

XITSONGA
Translation:  nomu lowu nga pfariwa a wu ngheniwi hi tinhongana
Proverb: vurhongo byi ponisa mukwana

TSHIVENḒA
Translation:  mulomo wo valwaho a hu fashi thunzi
Proverb: dzwinga yau, hu kharame dza vhaṋe vha haya