It is implied that the foreigners come because they hear about God's greatness. Alternate translation: "who hears about your great name, your mighty hand, and your outstretched arm—if he comes" (See: [[rc://en/ta/man/jit/figs-explicit]])
Here God's name represents his reputation. Alternate translation: "your great reputation" or "your greatness" (See: [[rc://en/ta/man/jit/figs-metonymy]])
These two phrases mean basically the same thing and refer to God's power. (See: [[rc://en/ta/man/jit/figs-doublet]] and [[rc://en/ta/man/jit/figs-metonymy]])