Manusmriti
शरीरं चैव वाचं च बुद्धीन्द्रियमनांसि च । नियम्य प्राञ्जलिस्तिष्ठेद् वीक्षमाणो गुरोर्मुखम् ॥ १९२ ॥
Controlling his body, his speech, his organs (of sense), and his mind, let him stand with joined hands, looking at the face of his teacher.
english translation
zarIraM caiva vAcaM ca buddhIndriyamanAMsi ca । niyamya prAJjalistiSThed vIkSamANo gurormukham ॥ 192 ॥
hk transliteration by Sanscript