Garudapurana 2.40.49

2.40.49

nārikelaṃ śiraḥ sthāne tumbaṃ dadyācca tāluke /
pañcaratnaṃ mukhe dadyājjihvāyāṃ kadalīphalam //

A coconut in the place of the head, and he should place a gourd on the palate; / the five gems in the mouth, and a plantain fruit on the tongue;