A momentary, not trait-level, check on feeling virtuous — three items ask how moral someone feels right now.
9-point Likert (1=strongly disagree, 9=strongly agree)
Huang, X., & Labroo, A.A. (2020). Cueing Morality: The Effect of High-Pitched Music on Healthy Choice. Journal of Marketing, 84(6), 130–143.
Free access to 2178+ psychometric scales at PsychScales