Answer:
believing
Explanation:
Saying becomes believing: In psychology, the term "saying becomes believing" is referred to as an effect or phenomenon that an individual tends to believe and remember the things that he or she has said to that of another person. In fact, it is said that an individual tends to tell the other person about various thought-process that he or she feels about the other persons desire to hear irrespective of the reality that the person actually thinks or feels about the other person.
In the question above, the given statement signifies the example of saying becomes believing.