The phrase "a time when someone" is correct and usable in written English.
It can be used to refer to a specific moment or period in the past involving a particular person or group of people.
Example: "I remember a time when someone helped me through a difficult situation."
Alternatives: "a moment when someone" or "an occasion when someone".
There comes a time when someone snatches the championship away.
Surely you can recall a time when someone made accusations and assumptions that didn't seem to have anything to do with you.
"It is a time when someone is moving from childhood to adulthood and that throws up a lot of big issues," says Andrew.
There was a time when someone would get a concussion and you'd say he just got dinged, take some smelling salts and get back in the game.
There was a time when someone as accomplished as Phelps, a 14-time Olympic gold medalist, could reserve his energy in his morning swims and easily advance.
"I said to him: 'I want you to think about a time when someone, an adult who is important to you, let you down.' He nodded and went away to think for a few minutes.
"There was a saying around town for a long time when someone did something out of the ordinary," Barker writes.
Mr. Bekkedal said he thought that his life was saved a second time when someone who worked in the camp cafe led him to a more secluded employee bathroom.
Mr. Bekkedal thinks that his life was saved a second time when someone who worked in the camp cafe led him to an employee bathroom, which was tucked away inside the building.
"It takes a long time when someone says, 'Here's $126 million, go be yourself.' It's like, 'Uh, I'm just some guy who grew up with nothing, how am I worth this?' These are the things you go through.
It's about loss and about a moment in time when someone makes a small, wrong decision and something terrible comes from it, and they spend their whole life trying to forgive themselves.
