Complex sentence: He (the Prophet Muhammad) then told Safiyyah that he was prepared to set her free, and he offered her the choice between remaining a Jewess and returning to her people or entering Islam and becoming his wife.
Split into simpler sentences: He (the Prophet Muhammad) then told Safiyyah that he was prepared to set her free. He offered her the choice between remaining a Jewess and returning to her people or entering Islam and becoming his wife.