Passive form
They tell him - He is told.
They told him - He was told.
They will tell him - He will be told.
They are telling him (now) - He is being told.
They were telling him (yesterday at 5 pm) - He was being told.
They will be telling him (tomorrow at 9 am) - He will be told.
They have told him (already) - He has been told.
They had told him (before they arrived at the station) - He had been told.
They will have told him (tomorrow before they will leave home) - He will have been told.
They have been telling him (since they came in) - He has been told.
They had been telling him (yesterday when I came in) - He had been told.
They will have been telling him (tomorrow when I go out) - He will have been told.