When I washed
rachats (raw-khats')
to lave (the whole or a part of a thing) -- bathe (self), wash (self).
my steps
haliyk (haw-leek')
a walk, i.e. (by implication) a step -- step.
with butter
chem'ah (khem-aw')
curdled milk or cheese -- butter.
and the rock
tsuwr (tsoor)
a cliff (or sharp rock, as compressed); generally, a rock or boulder; figuratively, a refuge; also an edge (as precipitous)
poured me out
tsuwq (tsook)
to pour out, i.e. (figuratively) smelt, utter -- be molten, pour.
rivers
peleg (peh'-leg)
a rill (i.e. small channel of water, as in irrigation) -- river, stream.
of oil
shemen (sheh'-men)
grease, especially liquid (as from the olive, often perfumed); figuratively, richness -- anointing, fat (things), fruitful, oil(-ed), ointment, olive, + pine.