"What Would Jesus Do"? Origin and Meaning of WWJD Phrase
The phrase "What Would Jesus Do" has become a popular slogan over the last couple of decades. Individuals as well as whole church bodies have used it as a guide for behavior, and held it up as a standard for living well. There's no denying that asking the question, and applying it, can positively impact all areas of our lives.
Source: biblestudytools.com