'Master's' in the Bible

The servant took 10 of his master’s camels and departed with all kinds of his master’s goods in hand. Then he set out for Nahor’s town Aram-naharaim.

and said, “Praise the Lord, the God of my master Abraham, who has not withheld His kindness and faithfulness from my master. As for me, the Lord has led me on the journey to the house of my master’s relatives.”

Sarah, my master’s wife, bore a son to my master in her old age, and he has given him everything he owns.

and who responds to me, ‘Drink, and I’ll draw water for your camels also’—let her be the woman the Lord has appointed for my master’s son.

Then I bowed down, worshiped the Lord, and praised the Lord, the God of my master Abraham, who guided me on the right way to take the granddaughter of my master’s brother for his son.

Rebekah is here in front of you. Take her and go, and let her be a wife for your master’s son, just as the Lord has spoken.”

Joseph found favor in his master’s sight and became his personal attendant. Potiphar also put him in charge of his household and placed all that he owned under his authority.

After some time his master’s wife looked longingly at Joseph and said, “Sleep with me.”

But he refused. “Look,” he said to his master’s wife, “with me here my master does not concern himself with anything in his house, and he has put all that he owns under my authority.

So he asked Pharaoh’s officers who were in custody with him in his master’s house, “Why do you look so sad today?”

We even brought back to you from the land of Canaan the money we found at the top of our bags. How could we steal gold and silver from your master’s house?