They were called out to be in readiness at a certain hour in the morning.
Persons that came down from the upper depot stated they were to burn it at a certain hour, I think five o'clock was the hour.
When a certain hour struck, the magicians let the stone drop and it crushed the whole bed.
When it was a certain hour, the husband and wife went to the forest to cut a bundle of fagots.
At a certain hour, I heard a noise of chains and a chorus singing: 'Saturday and Sunday.
At a certain hour, without any one perceiving it, she went out and disappeared.
To this end the one who bears the message lurks in a hidden corner of Tai until a certain hour.
Southampton-street, at a certain hour on Saturday, for inspection.
Handel one day entered a tavern in the city and ordered six mackarel, a fowl, and a veal cutlet, to be ready at a certain hour.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "certain hour" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.