And they came thither into the midst of the house, as though they would have fetched wheat; and they smote him under the fifth rib: and Rechab and Baanah his brother escaped. As though they would have fetched wheat - The king's stores were probably near his own dwelling; and these men were accustomed to go thither for provisions for themselves, their cattle, and their men. This supposition which is natural, renders unnecessary all the emendations of Houbigant and others.
As these men were accustomed to bring wheat from these stores, from which it appears there was an easy passage to the king's chamber, (especially if we consider this a summer-house, as it most probably was), no man would suspect their present errand, as they were in the habit of going frequently to that place.