'Bed' in the Bible

Now when they came into the house, as he lay on his bed in his bedroom, they struck him, and killed him, and beheaded him, and took his head, and went by the way of the Arabah all night.

How much more, when wicked men have slain a righteous person in his own house on his bed, shall I not now require his blood of your hand, and take you away from the earth?"

It happened at evening, that David arose from off his bed, and walked on the roof of the king's house: and from the roof he saw a woman bathing; and the woman was very beautiful to look on.

When David had called him, he ate and drink before him; and he made him drunk. At evening, he went out to lie on his bed with the servants of his lord, but didn't go down to his house.

Jonadab said to him, "Lay down on your bed, and pretend to be sick. When your father comes to see you, tell him, 'Please let my sister Tamar come and give me bread to eat, and dress the food in my sight, that I may see it, and eat it from her hand.'"