With accent marks:
Всему́ своё вре́мя.
Everything has its time.
The proverb got into everyday language from books. Perhaps, for the first time it was used in the Bible.
Ecclesiastes says that there is a time to scatter stones and a time to gather them. It should be understood that every event takes place on its own time. For example, a child can be born only after nine months, potatoes will grow only by autumn, and snow will fall in winter...
Sometimes this proverb is used as an invitation to wait, not to rush.
Other Russian proverbs
Be patient, Cossack - you will become an ataman!
Don't have a hundred rubles, but have a hundred friends.
Forewarned is forearmed.
Do not look at a given horse's teeth.
Laws are not written for fools.
Who is talking about what, and a lousy one about the bath.
A titmouse in hands is better than a crane in the sky.
Time for business, an hour for fun.