Verses with the word succour in the Old Testament (2 verses):

2 Samuel 8:5
And when the Syrians of Damascus came to succour Hadadezer king of Zobah, David slew of the Syrians two and twenty thousand men.

2 Samuel 18:3
But the people answered, Thou shalt not go forth: for if we flee away, they will not care for us; neither if half of us die, will they care for us: but now thou art worth ten thousand of us: therefore now it is better that thou succour us out of the city.