Your own scriptures talk about a covenant with Israel! and says "truly Allah will not break His covenant" so guess what, pick up your Bible or Torah and read the covenant that God made with Israel! What land did he give them?
Though again the word Allah appears nowhere in Jewish writings so the verses(002.083) that says "Worship none save Allah (only), " is not found in the covenant that was made with the Children of Israel!
002.040 O Children of Israel! Remember My favour wherewith I favoured you, and fulfil your (part of the) covenant, I shall fulfil My (part of the) covenant, and fear Me.
002.063 And (remember, O Children of Israel) when We made a covenant with you and caused the mount to tower above you, (saying): Hold fast that which We have given you, and remember that which is therein, that ye may ward off (evil).
002.080 And they say: The Fire (of punishment) will not touch us save for a certain number of days. Say: Have ye received a covenant from Allah - truly Allah will not break His covenant - or tell ye concerning Allah that which ye know not ?
002.083 And (remember) when We made a covenant with the Children of Israel, (saying): Worship none save Allah (only), and be good to parents and to kindred and to orphans and the needy, and speak kindly to mankind; and establish worship and pay the poor-due. Then, after that, ye slid back, save a few of you, being averse
002.084 And when We made with you a covenant (saying): Shed not the blood of your people nor turn (a party of) your people out of your dwellings. Then ye ratified (Our covenant) and ye were witnesses (thereto)
002.093 And when We made with you a covenant and caused the Mount to tower above you, (saying): Hold fast by that which We have given you, and hear (Our Word), they said: We hear and we rebel. And (worship of) the calf was made to sink into their hearts because of their rejection (of the covenant). Say (unto them): Evil is that which your belief enjoineth on you, if ye are believers.
002.122 O Children of Israel! Remember My favour wherewith I favoured you and how I preferred you to (all) creatures.