It is said that... 据说……
1. It is said that we'll have a new manager.
2. It is said by the Bible that Adam is the very first human being in the world.
3. It is said that drinking much pure water is good for health.
A: Why don't we Chinese have our own Valentine's Day?
B: Of course we have. It's on the seventh day of the seventh lunar month.
A: Oh? Why is that day?
B: It is said that the Cowherd and the Spinster, the lover stars in heaven, can only meet on the seventh Eve, so this day has become the Lover's Day.
They say he used to be her lover.
Edward has been involved in a car crash and they say he won't pull through.