This quote implies that the woman in question found a sense of fulfillment, contentment, and tranquility after meeting a particular man, described metaphorically as a king. The phrase "she met a king" suggests that she encountered someone who exudes strength, nobility, and leadership qualities.
The term "found peace" indicates that this woman's life or inner world became calmer and more harmonious as a result of her encounter with this person. It could mean that the presence of the man brought stability, comfort, and emotional security to her life.