Verse 22

भर्तारमेवानुययौ जनस्यादृष्टतां गता ।प्रभागगनकोशस्थमस्तं यातमिवोडुपम्

In plain words

She followed after her husband alone, passing beyond the sight of people -- like the moon which, having stood within the bright vault of the sky, has gone to its setting.