Shiva Purana
पिप्पलादेति तन्नाम चक्रे ब्रह्मा प्रसन्नधीः ॥ प्रसन्नो भव देवेश इत्यूचे हरिणा सुरैः ॥ ६१ ॥
The delighted Brahmā named him Pippalāda. Viṣṇu and the gods said “O lord of the gods be pleased”.
english translation
pippalAdeti tannAma cakre brahmA prasannadhIH ॥ prasanno bhava deveza ityUce hariNA suraiH ॥ 61 ॥
hk transliteration by Sanscript