When the goddess Ambikā saw the great saintly persons, she was very much ashamed because at that time she was naked. She immediately got up from the lap of her husband and tried to cover her breast.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
तान् विलोक्याम्बिका देवी विवासा व्रीडिता भृशम् । भर्तुरङ्कात्समुत्थाय नीवीमाश्वथ पर्यधात्
tān vilokyāmbikā devī vivāsā vrīḍitā bhṛśam | bharturaṅkātsamutthāya nīvīmāśvatha paryadhāt
SB 9.1.30