Rashi on Isaiah
And how can you repulse even a captain, who is one of my master’s smallest servants, for the smallest of the heads of his troops is in charge of two thousand men.
Rashi on Isaiah
one of...servants (אַחַד) one of the servants of. Comp. (Gen. 21:15) “One of (אַחַד) the bushes.” Also (II Sam. 6:20) “One of (אַחַד) the idlers.”