Sentence:  Say to the true believers, Sufficeth it not, that God <WSD>succoreth</WSD> you with three thousand of his angels? Truly, if you have patience, and fear God, he will come to <WSD>succor</WSD> you at need, and your Lord will assist you with five thousand of his angels sent from heaven; [...] 
Meaning of the word marked with <WSD> tags:  To give aid, assistance, or help.