Exegesis:

kai tois parestōsin eipen ‘and to those standing by he said.’ tois parestōsin refers to those who were standing by in attendance, i.e. attendants.

arate ap’ autou tēn mnan ‘take the mina from him,’ implying that he is still standing before his master with the money in his hand.

Translation:

Those who stood by, or, ‘those waiting upon him,’ ‘his attendants/servants’; cf. also on “stand in the presence of” in 1.19.

Quoted with permission from Reiling, J. and Swellengrebel, J.L. A Handbook on the Gospel of Luke. (UBS Handbook Series). New York: UBS, 1971. For this and other handbooks for translators see here . Make sure to also consult the Handbook on the Gospel of Mark for parallel or similar verses.