Which preposition to use with amalekites

at Occurrences 2%

30th chapter, we find the Amalekites at war again, marching an army into Israel, and sweeping every thing before themand all this in hardly more than twenty years after they had all been UTTERLY DESTROYED! Deut.

in Occurrences 2%

Furthermore Samuel demanded that Agag, whom Saul had spared, should be brought before him; and he took upon himself with his aged hand the work of executioner, and hewed the king of the Amalekites in pieces in Gilgal.

Which preposition to use with  amalekites