* The term "testify" or "give testimony" could also be translated as, "tell the facts" or "tell what was seen or heard" or "tell from personal experience" or "give evidence" or "tell what happened."
* Ways to translate "testimony" could include, "report of what happened" or "statement of what is true" or "evidence" or "what has been said" or "prophecy."
* The phrase, "as a testimony to them" could be translated as, "to show them what is true" or "to prove to them what is true."
* The phrase, "as a testimony against them" could be translated as, "which will show them their sin" or "exposing their hypocrisy" or "which will prove that they are wrong."