Shiva Purana
ततो दृष्ट्वा तु सर्वं हि तालुजिह्वादि नारदः ॥ विश्वानरं समवदच्छिवप्रेरणया सुधीः ॥ ४३॥
Examining closely the palate, tongue etc. (of the boy) the intelligent Nārada spoke to Viśvānara, urged by Śiva.
english translation
tato dRSTvA tu sarvaM hi tAlujihvAdi nAradaH ॥ vizvAnaraM samavadacchivapreraNayA sudhIH ॥ 43॥
hk transliteration by Sanscript