The only way for Assad to stay in power is to provoke a border incident with Israel in a way that makes Israel look like the instigator. They are going to send "Palestinians" to the border along with Syrian TV camera crews to try to convince the Syrian insurgency that only a strongman government can protect the State from the evil Israelis. So, indeed, the Syrians kill their own citizens AND force Israelis to kill them too. Although, I wouldn't trust the Syrians number either. Who knows how many of the bodies they are burying were killed by Syrian forces in other cities.
Ex-FM Lieberman: Firebomb attack in Jerusalem a reminder that norm is Arab terror against Jews (Haar
from the article: Israel to complain to UN over Syria incitement of border violence