The abstract noun "strength" can be stated as "powerful." AT: "in the skies he also shows that he is powerful" (See: [[rc://en/ta/man/translate/figs-abstractnouns]])
# God, you are fearsome in your holy place
Here the author speaks directly to God. (See: [[rc://en/ta/man/translate/figs-apostrophe]])
# strength and power
These two words mean basically these same thing. They emphasize how much strength God provides to his people. (See: [[rc://en/ta/man/translate/figs-doublet]])