Rashi on Isaiah
And it shall be The altar shall be for a sign and for a witness between them and the Omnipresent.
Ibn Ezra on Isaiah
They shall cry unto the Lord because of the oppressors, etc. Whosoever will be in trouble will come thither to bring his offering.
Rashi on Isaiah
a savior and a prince Heb. מוֹשִׁיעַ וְרָב, a savior and a prince.