Ashtangasamgraha 44.19

Śaśilekhā 44.19

arvācīnaṃ pūrvoktamūrdhvagati | tadyata eva praviṣṭaṃ tenaivāharet |
yatrābhimukhaṃ tatraivānayedityarthaḥ | parācīnamadhogati |