Complex sentence: As the triad of gods did not return to their wives, Lakshmi, Saraswati and Parvati got worried and they rushed to Anasuya, begged her forgiveness and requested her to return their husbands.
Split into simpler sentences: As the triad of gods did not return, their wives got worried and rushed to Anasuya. The goddesses begged her forgiveness and requested her to return their husbands.