Here to be called blessed stands for being blessed. Alternate translation: "All the nations will know that you have been blessed" (See: [[rc://en/ta/man/translate/figs-metaphor]])
This expression stands for the people in all the nations. Alternate translation: "The people in all the nations" (See: [[rc://en/ta/man/translate/figs-metonymy]])
Here "delight" stands for the condition in which the inhabitants of a land take delight in their land. (See: [[rc://en/ta/man/translate/figs-abstractnouns]])