'Couch' in the Bible

Boiling over as water, you shall not excel; because you went up to your father's bed, then defiled it. He went up to my couch.

The sons of Reuben the firstborn of Israel (for he was the firstborn; but, because he defiled his father's couch, his birthright was given to the sons of Joseph the son of Israel; and the genealogy is not to be reckoned after the birthright.

Then the king returned out of the palace garden into the place of the banquet of wine; and Haman had fallen on the couch where Esther was. Then the king said, "Will he even assault the queen in front of me in the house?" As the word went out of the king's mouth, they covered Haman's face.

When I say, 'My bed shall comfort me. My couch shall ease my complaint;'

If I look for Sheol as my house, if I have spread my couch in the darkness,

I am weary with my groaning. Every night I flood my bed. I drench my couch with my tears.

I have spread my couch with carpets of tapestry, with striped cloths of the yarn of Egypt.

Behold, you are beautiful, my beloved, yes, pleasant; and our couch is verdant. Lover

Thus says Yahweh: "As the shepherd rescues out of the mouth of the lion two legs, or a piece of an ear, so shall the children of Israel be rescued who sit in Samaria on the corner of a couch, and on the silken cushions of a bed."