Then, in the beginning of Kali-yuga, the Lord will appear as Lord Buddha, the son of Añjanā, in the province of Gayā, just for the purpose of deluding those who are envious of the faithful theist.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
ततः कलौ सम्प्रवृत्ते सम्मोहाय सुरद्विषाम् । बुद्धो नाम्नाजनसुतः कीकटेषु भविष्यति
tataḥ kalau sampravṛtte sammohāya suradviṣām | buddho nāmnājanasutaḥ kīkaṭeṣu bhaviṣyati
SB 1.3.24