All 3 Uses

sustain
in
The Hiding Place
(Edited)

However, it was not a sustained search by trained people it was intended for, but a swoop by soldiers, a place to get out of sight for half an hour.
p. 105.8 *

sustained = continuous (lasting through time)
I had been sustaining myself from my Scriptures a verse at a time; now, like a starving man, I gulped entire Gospels at a reading, seeing whole the magnificent drama of salvation.
p. 163.9 *

sustaining = providing support for
The beauty of Betsie's face sustained me over the next days, as I went from one to another of the women who had loved her, describing to them her peace and her joy.
p. 231.1

sustained = provided support or necessities

Definitions:

(1) (sustain as in: sustained by her faith)
provide support or necessities
(2) (sustain as in: sustained through the ages)
to continue through time
(3) (sustain as in: sustained wounds)
to suffer (as of injury, damage, or loss)
(4) (meaning too rare to warrant focus)
Less commonly, sustained can be voiced by a judge in a court of law to indicate that an objection is upheld.