'Whom' in the Bible

“Do not be like your fathers, to whom the former prophets proclaimed, saying, ‘Thus says the Lord of hosts, “Return now from your evil ways and from your evil deeds.”’ But they did not listen or give heed to Me,” declares the Lord.

And the man who was standing among the myrtle trees answered and said, “These are those whom the Lord has sent to patrol the earth.”

“but I scattered them with a storm wind among all the nations whom they have not known. Thus the land is desolated behind them so that no one went back and forth, for they made the pleasant land desolate.”

“I will pour out on the house of David and on the inhabitants of Jerusalem, the Spirit of grace and of supplication, so that they will look on Me whom they have pierced; and they will mourn for Him, as one mourns for an only son, and they will weep bitterly over Him like the bitter weeping over a firstborn.