Valmiki Ramayana Aranya Kanda Sarga 64 Shloka 19
Original Shlokaयेन मार्गं च भूमिं च निरीक्षन्ते स्म ते मृगाः।।3.64.19।। पुनश्च मार्गमिच्छन्ति लक्ष्मणेनोपलक्षिताः।
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ते मृगाः those deer, येन by which, मार्गं च direction, भूमिं च and the land, निरीक्षन्ते स्म looking at, पुनश्च again, मार्गं that path, इच्छन्ति intend to go, लक्ष्मणेन even Lakshmana, उपलक्षिताः niticed.
Even Lakshmana marked that the deer were showing and looking at the path lying in that direction.