Haste is from the Devil.
More Swahili Proverbs:
Haste has no blessing.Swahili
God is our neighbour when our brother is absent.
Swahili
Aiming isn't hitting.
Swahili
The climber of ladders will descend the ambitious person will be brought back down.
Swahili
Two crocodiles cannot agree.
Swahili
Don't plant a seed in the sea.
Swahili