Ramayana
वायुरप्यत्र नाज्ञातश्चरेदिति मतिर्मम । न ह्य स्त्यविदितं किञ्चिद्राक्षसानां बलीयसाम् ॥ ५-२-४४
'I think even the wind who has no form cannot move here without being detected. Nothing escapes the notice of powerful demons. There is nothing unknown to them. ॥ 5-2-44॥
english translation
vAyurapyatra nAjJAtazcarediti matirmama । na hya styaviditaM kiJcidrAkSasAnAM balIyasAm ॥ 5-2-44
hk transliteration by Sanscript