Yājñavalkya Śikṣā 96

96

pipīlikādyantadīrghā nābhyā̍sīnnidarśanam

Pākavatī has short [vowels] in both [positions]; “vina indra” is the example; / and vatsānusṛjitā has [a long vowel] at the end: “tā no avoḍham aśvinā”.