'Leaning' in the Bible

The young man who had been relating the story answered, "I happened to be on Mount Gilboa and there was Saul, leaning on his spear! Meanwhile, the chariots and horsemen were rapidly drawing near.

"This is what King Sennacherib of Assyria says: "What are you leaning on that makes you stay behind while Jerusalem comes under siege?

How long will you rage against someone? Would you attack him as if he were a leaning wall or a tottering fence?

Who is this coming up from the desert, leaning on her beloved? Under theapple tree I awakened you. There your mother had gone into labor with you; there she went into labor and gave birth to you.