Valmiki Ramayana Ayodhya Kanda Sarga 5 Shloka 18

तदहः on that day, अयोध्यानगरी the city of Ayodhya, सिक्तसम्मृष्टरथ्या हि with thoroughfares sprinkled with water and swept, वनमालिनी surrounded with gardens, समुच्छ्रितगृहध्वजा आसीत् banners raised high on the houses.

On that day, the thoroughfares of the city of Ayodhya, surrounded with (pleasure) gardens, were sprinkled with water and swept. The flags (on the top) of the houses were raised high.