This part is taken from Various Stories & Tales in “Spiritual Stories” as Told by Ramana Maharshi

Ezhuthachan, a great saint and author, had a few fish concealed on him when he entered the temple. The saint was searched and taken to the king. The king asked him, “Why did you take the fish into the temple?” He replied, “It is not my fault. I had it concealed in my clothes. The others exposed the fish in the temple. The fault lies in exposure. Excreta within the body are not considered filthy; but when excreted, they are┬áconsidered filthy. So also with this.”