"Has on good authority" is a phrase that denotes the reliability, credibility, and trustworthiness of the source from which one receives information or claims. When someone states that they have information "on good authority," it means that the information has been obtained from a source that is highly respected, knowledgeable, or well-informed in the relevant field or subject matter.
Having information "on good authority" implies that the source is considered dependable, verified, and likely to provide accurate and truthful information. This phrase is often used to emphasize the credibility of the source and to highlight that the information being conveyed is not mere speculation or hearsay.
There are various situations where having information "on good authority" may come into play. It can be relevant in discussions concerning controversial topics, legal matters, scientific research, or even gossip. By stating that certain information is acquired "on good authority," individuals aim to emphasize that the information can be trusted due to its origin from a reliable, knowledgeable, or well-placed source.
In summary, the phrase "has on good authority" refers to receiving information from a credible, trustworthy, and well-informed source. It signifies that the information is reliable, verified, and likely to be accurate.