JMNT(i)
30 "Truly I am now saying to you folks that this generation may under no circumstances pass on by until which [time; situation] all these things should come to be (occur; happen; be birthed).
31 "The heaven and the earth (or: The sky and the land) will progressively pass on by, yet My words (or: thoughts and ideas; messages) will under no circumstances pass on by.
32 "Now about (concerning) that day or the hour, no one has seen, nor knows – neither the agents in the midst of [the] atmosphere (or: messengers within heaven; folks with the message, centered on the sky), nor the Son – except the Father.