The 4-word phrase associated with the item seen here (ringing a triangle) is "ding dong ding dong."
The phrase "ding dong ding dong" is often used to describe the sound produced when a triangle is struck or played. It represents the rhythmic pattern of the sound, imitating the musical tones created by the instrument.
In addition, "ding dong" is also a phrase commonly associated with the sound of a doorbell or bell ringing, creating a repetitive and recognizable pattern.
To summarize:
The 4-word phrase associated with the item seen here (ringing a triangle) is "ding dong ding dong." It describes the sound produced when a triangle is played and is also associated with the sound of a bell ringing.