Bible Verses About Moabites: Forbidden to spoil

Then the Lord sayd vnto me, Thou shalt not vexe Moab, neither prouoke them to battel: for I wil not giue thee of their land for a possession, because I haue giuen Ar vnto the children of Lot for a possession.

And said vnto him, Thus saith Iphtah, Israel tooke not the lande of Moab, nor the lande of the children of Ammon.