# Behold

"Listen" or "Pay attention to what I am about to tell you". Yahweh speaks about the ruler of Israel in Jerusalem.

# each one by his own power, have come

"have each used their authority to come to you."

# come to you

"come to Jerusalem". Yahweh speaks as if the city of Jerusalem were a woman who could hear him speak.

# to pour out blood

"to murder people"