Ramayana
चतुरङ्गुलमात्रोऽपि नावकाशः स विद्यते । रावणान्तःपुरे तस्मिन् यं कपिर्न जगाम सः ॥ ५-१२-१७
Even a space of four fingers in the inner chambers of Ravana was not left out in his search for Sita. ॥ 5-12-17॥
english translation
caturaGgulamAtro'pi nAvakAzaH sa vidyate । rAvaNAntaHpure tasmin yaM kapirna jagAma saH ॥ 5-12-17
hk transliteration by Sanscript