"So it happened" or "So it came to pass." The author uses this phrase to introduce the next event in the story line. (See: [[rc://en/ta/man/translate/writing-newevent]])
The woman was not on the roof, she would have been bathing outside in the courtyard of her house. AT: "a woman who was bathing in the courtyard of her house" (See: [[rc://en/ta/man/translate/figs-explicit]])