What compromise did the Framers reach on the issues of tariffs and slavery?

The compromise that the Framers reached on the issues of the tariffs and slavery were, to lay and collect Taxes, Duties, Imposts, and Excises, also to regulate the Commerce with foreign Nations, and among the several Sates, and with the Indian Tribes. So the Constitution gave Congress the power to place tariffs on imports, and the Congress was also given the power to control both the interstate and foreign trade. So to agreement with the Southern delegates the Framers from the North agreed to the Southern demands on slavery issue.