Valmiki Ramayana 2.67.7

उभौ भरत शत्रुघ्नौ क्केकयेषु परम् तपौ ।पुरे राज गृहे रम्ये मातामह निवेशने॥

ubhau bharata śatrughnau kkekayeṣu param tapau |pure rāja gṛhe ramye mātāmaha niveśane ||

Our plain-language meaning of this verse is waiting for scholar review.