Manners: Obeisance to Strangers
Source: Nav
Genesis 18:2
And Abraham looked up and saw three men standing nearby. When he saw them, he ran from the entrance of his tent to meet them and bowed low to the ground.
Genesis 19:1
Now the two angels arrived at Sodom in the evening, and Lot was sitting in the gateway of the city. When Lot saw them, he got up to meet them, bowed facedown,