Valmiki Ramayana Sundara Kanda Sarga 53 Shloka 22

सर्वे all, राक्षसाः demons, चत्वरेषु at cross roads, चतुष्केषु at altars with four pillars, तथैव च like that, राजमार्गे royal road, कपिम् monkey, चारीकः इति that he is a spy, घोषयन्ति announcing.

All the demons went forth through cross roads, altars built on four pillars and royal roads announcing that he (Hanuman) was a spy.