The phrase "hath relation" is often used to describe a connection between two or more things. There are many other ways to express this concept, using different synonyms and phrases depending on the context. Some possible alternatives might include "has a connection to," "is linked to," "pertains to," "relates to," "has a bearing on," "impacts," "affects," or "influences." These different expressions can help add variety to your writing and make it more interesting to read. Consider experimenting with different synonyms for "hath relation" to find the one that best fits your meaning and tone.