Valmiki Ramayana Aranya Kanda Sarga 64 Shloka 54
Original Shlokaकर्तारमपि लोकानां शूरं करुणवेदिनम्।।3.64.54।। अज्ञानादवमन्येरत्सर्वभूतानि लक्ष्मण।
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लक्ष्मण Lakshmana, लोकानाम् of these worlds, कर्तारमपि one who may be even the creator, शूरम् hero, करुणवेदिनम् compassionate, सर्वभूतानि all beings, अज्ञानात् by ignorance, अवमन्येरन् will disrespect.
O Lakshmana even the compassionate and heroic Creator of the worlds will be disrespected by all beings, however ignorantly (if such things are allowed to happen).