The Waterward Orb can be obtained in Chapter 6. Head towards the Verdant Path Shrine in Foothills. From here, move to the right of the shrine and follow that path. Eventually, you'll need the ...
The Preservation Orb can be obtained towards the end of Chapter 4. At the Court of Illumination Shrine, in the Temple of Yellow Flowers, head towards the left of the Shrine, where you'll see a ...