The provinces that were the seat of war, recruited the armies of Rome with an inexhaustible supply of hardy soldiers; and more than one of these Illyrian peasants attained the station, and displayed the abilities, of a general.
The forests near the Black Sea furnish an inexhaustible supply of timber; hemp for cordage, and metal for ordinance, are ready in abundance in the neighbouring shores of Russia.
The island of Marmora, contiguous to the city, affords an inexhaustible supply of marble at a cheap rate, so that the humblest head-stones are of this valuable material.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "inexhaustible supply" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.