Shiva Purana
वीर्यं स्वप्नेषु स्कंदेयुर्ये नरा ब्रह्मचारिणः॥ पुत्रा नाध्यापिता यैश्च ते पतंति श्वभोजने ॥ २१ ॥
The students who are guilty of nocturnal emission of their semen and the fathers who do not properly educate their sons fall into the Śvabhojana hell.
english translation
vIryaM svapneSu skaMdeyurye narA brahmacAriNaH॥ putrA nAdhyApitA yaizca te pataMti zvabhojane ॥ 21 ॥
hk transliteration by Sanscript