Answer:
A precious stone, as clear as diamond. Seek it out while the sun's near the horizon. Though you can walk on water with its power, try to keep it, and it'll vanish in an hour.
It is able to speak because it has a hard gone. You know what it is as soon as it has sung. What is it?
We are five little objects of an everyday sort. You will find us all in a tennis court.
What flies without wings? What passes all things? What mends all sorrow? What brings the morrow?
I cut through evil like a double edged sword, and chaos flees at my approach. Balance I single-handedly upraise, through battles fought with heart and mind, instead of with my gaze.
If lightning strikes an orchestra who is the one most likely to get hit?