Manusmriti

siva.sh/manusmriti/2/181

स्वप्ने सिक्त्वा ब्रह्मचारी द्विजः शुक्रमकामतः । स्नात्वाऽर्कमर्चयित्वा त्रिः पुनर्मामित्यृचं जपेत् ॥ १८१ ॥

sanskrit

A twice-born student, who has involuntarily wasted his manly strength during sleep, must bathe, worship the sun, and afterwards thrice mutter the Rik-verse (which begins), ’Again let my strength return to me.'

english translation

svapne siktvA brahmacArI dvijaH zukramakAmataH | snAtvA'rkamarcayitvA triH punarmAmityRcaM japet || 181 ||

hk transliteration by Sanscript