'Walked in the Ways of' in the Bible

A letter came to him from Elijah the prophet, saying, "Thus says the LORD, the God of David your father, 'Because you have not walked in the ways of Jehoshaphat your father, nor in the ways of Asa king of Judah,

He also walked in the ways of the house of Ahab; for his mother was his counselor to do wickedly.

but he walked in the ways of the kings of Israel, and made also molten images for the Baals.

He did that which was right in the eyes of the LORD, and walked in the ways of David his father, and did not turn aside to the right hand or to the left.