These phrases refer to people who have these qualities. AT: "wicked people ... proud people ... ruthless people" (See: [[rc://en/ta/man/translate/figs-nominaladj]])
# the ruthless
"cruel people"
# will bring down the arrogance of the ruthless
Being low often represents being humble. Bringing down people's arrogance represents making them humble. AT: "will humble the ruthless" (See: [[rc://en/ta/man/translate/figs-metaphor]])
# I will make men more rare than fine gold
Why there will be so few people can be stated clearly. AT: "I will cause so many people to die that living people will be more rare than fine gold" (See: [[rc://en/ta/man/translate/figs-explicit]])
# men more rare than fine gold ... mankind harder to find than the pure gold of Ophir
These two phrases mean basically the same thing. (See: [[rc://en/ta/man/translate/figs-parallelism]])