They joined
tsamad (tsaw-mad')
to link, i.e. gird; figuratively, to serve, (mentally) contrive -- fasten, frame, join (self).
themselves also unto Baalpeor
Ba`al P`owr (bah'-al peh-ore')
Baal of Peor; Baal-Peor, a Moabitish deity -- Baal-peor.
and ate
'akal (aw-kal')
to eat -- at all, burn up, consume, devour(-er, up), dine, eat(-er, up), feed (with), food, freely, in...wise(-deed, plenty), (lay) meat, quite.
the sacrifices
zebach (zeh'-bakh)
a slaughter, i.e. the flesh of an animal; by implication, a sacrifice (the victim or the act) -- offer(-ing), sacrifice.
of the dead
muwth (mooth)
causatively, to kill