Note 176 — Chapter V · Magic Rites connected with the Several Departments of Nature (continued 2)
Reading edition
On putting this theory to the test, I found that the singing noise referred to was in reality nothing but the low whispering noise caused by the flow of the sap, which could be distinctly heard, even without putting the ear to the bark, when the tree was struck by the cutlass. The Malays, however, look upon it as the voice of the spirit, and add that if you hear it at night you must repeat the charm, altering the first line only to “Ho, offspring of the King of Forest Butterflies” (Hei anak S’ri Rama-rama hutan). ↑