Synonyms:

na–never; asatah–of the nonexistent; vidyate–there is; bhavah–endurance; na–never; abhavah–changing quality; vidyate–there is; satah–of the eternal; ubhayoh–of the two; api–verily; drstah–observed; antah–conclusion; tu–but; anayoh–of them; tattva–truth; darsibhih–by the seers.

Translation:

Those who are seers of the truth have concluded that of the nonexistent there is no endurance, and of the existent there is no cessation. This seers have concluded by studying the nature of both.