This means that the master saw how Yahweh was helping Joseph. AT: "His master saw that Yahweh was helping him" (See: [[rc://en/ta/man/translate/figs-idiom]])
"To find favor" means to be approved by someone. The idiom "in his sight" refers to a person's opinion. Possible meanings are 1) AT: "Potiphar was pleased with Joseph" or 2) AT: "Yahweh was pleased with Joseph" (See: [[rc://en/ta/man/translate/figs-idiom]])
# He served Potiphar
This means that he was Potiphar's personal servant.
# Potiphar made Joseph manager over his house, and everything that he possessed
"Potiphar put Joseph in charge of his household and everything that belonged to Potiphar"
When something is "put under someone's care," it means that the person is responsible for its care and safe-keeping. AT: "he had Joseph care for" (See: [[rc://en/ta/man/translate/figs-metaphor]])