So by the Lord of the heaven and the earth, it, that which you are promised, is as assuredly true as [the fact] that you have [power of] speech (read mithlu, in the nominative, as an adjective, with the mā being extra; or read mithla, in the accusative, as being a compound with mā), that is to say: [it is as true] as your speech is in reality, that is, in your knowing it to be [true] necessarily by its issuing from you.