'Servants' in the Bible

Keep your eyes on the field that they reap and go after them. Have I not ordered the servants not to bother you? And if you get thirsty, you shall go to the containers and drink from where the servants have drawn."

And she said, "May I find favor in your eyes, my lord, for you have comforted me and have spoken {kindly to your servant}, and I am not one of your servants."

And she got up to glean, and Boaz instructed his servants saying, "Let her also glean between the sheaves and do not reproach her.

And Ruth the Moabite said, "Also, he said to me, 'You shall stay close with the servants which are mine until they have finished all of the harvest which is mine.'"