kṛṣṇaḥ tu—in the meantime; gṛha-kṛtyeṣu—in engagement in household affairs; vyagrāyām—very busy; mātari—when His mother; prabhuḥ—the Lord; adrākṣīt—observed; arjunau—the twin arjuna trees; pūrvam—before Him; guhyakau—which in a former millennium had been demigods; dhanada-ātmajau—the sons of Kuvera, the treasurer of the demigods.