Skanda Purana — Mahesvara Khanda, Shloka 129
तांश्च सेवेद्विशेषेण शास्त्रं येषां हि विद्यते । असतां दर्शनस्पर्शसंजल्पासनभोजनैः
tāṃśca sevedviśeṣeṇa śāstraṃ yeṣāṃ hi vidyate | asatāṃ darśanasparśasaṃjalpāsanabhojanaiḥ
当特别侍奉此等人——真正具足圣典（śāstra）者。因为与恶人相见、相触、相谈、同坐、同食，便会染污其身心。
Lomaharṣaṇa (Sūta) addressing the sages (deduced)
Scene: A pilgrim-scholar respectfully serving a śāstra-knowing elder, while in the background a group of coarse men invite him to sit and eat; the pilgrim turns away, symbolizing avoidance of contaminating company.
FAQs
Honor and serve the truly scriptural and righteous; avoid intimate association with the unethical, as it degrades one’s purity.
No specific holy site is mentioned; the guidance supports pilgrim-dharma by stressing purity of association.
An implicit purity rule is given: avoid sharing close contact and meals with the wicked; prioritize service to the learned.