Their houses
bayith (bah'-yith)
a house (in the greatest variation of applications, especially family, etc.)
are safe
shalowm (shaw-lome')
safe, i.e. (figuratively) well, happy, friendly; also (abstractly) welfare, i.e. health, prosperity, peace
from fear
pachad (pakh'-ad)
a (sudden) alarm (properly, the object feared, by implication, the feeling) -- dread(-ful), fear, (thing) great (fear, -ly feared), terror.
neither is the rod
shebet (shay'-bet)
a scion, i.e. (literally) a stick (for punishing, writing, fighting, ruling, walking, etc.) or (figuratively) a clan -- correction, dart, rod, sceptre, staff, tribe.
of God
'elowahh (el-o'-ah)
a deity or the Deity -- God, god.
upon them
