too many cooks spoil the broth
Definition:  when many people are working together the results are likely to be very poor
Usage:  there are many people involved in this project, thus we do not agree on how to perform some duties; the project is at a standstill, because too many cooks spoil the broth

SEPEDI
Translation:  baapei ba bantši ba senya moro
Proverb: magotlo a mantši ga a epe molete

XITSONGA
Translation:  vasweki vo tala va onha xixevo
Proverb: makondlo mo tala a ma celi nkele

TSHIVENḒA
Translation:  vhabiki vhanzhi vha tshinya swobo
Proverb: mahonḓo manzhi ha bwi mulindi