Srimad-Bhagavatam: Canto 5 - Chapter 1 - Verse 16

Sanskrit:

मन्दरोत्सङ्ग एकादशशतयोजनोत्तुङ्गदेवचूतशिरसो गिरिशिखरस्थूलानि फलान्यमृतकल्पानि पतन्ति ॥ १६ ॥

ITRANS:

mandarotsaṅga ekādaśa-śata-yojanottuṅga-devacūta-śiraso giri-śikhara-sthūlāni phalāny amṛta-kalpāni patanti.

Translation:

On the lower slopes of Mandara Mountain is a mango tree named Devacūta. It is 1,100 yojanas high. Mangoes as big as mountain peaks and as sweet as nectar fall from the top of this tree for the enjoyment of the denizens of heaven.

Purport:

In the Vāyu Purāṇa there is also a reference to this tree by great learned sages: