The thing which <em>Chief Pontiac</em> said about how the French treated the Indians is:
He said that it was time that the Indians removed the French from their lands.
Based on the complete text, we can see that Chief Pontiac told his people that it was important to remove the French from their lands as they only sought to destroy them.
With this in mind, we can see that he urged hostilities as he compared the treatment of the French to that of the English men.