Manusmriti
सूर्येण ह्यभिनिर्मुक्तः शयानोऽभ्युदितश्च यः । प्रायश्चित्तमकुर्वाणो युक्तः स्यान् महतेनसा ॥ २२१ ॥
For he who lies (sleeping), while the sun sets or rises, and does not perform (that) penance, is tainted by great guilt.
english translation
sUryeNa hyabhinirmuktaH zayAno'bhyuditazca yaH । prAyazcittamakurvANo yuktaH syAn mahatenasA ॥ 221 ॥
hk transliteration by Sanscript