The Tel Dan Stele is a fragmentary stele containing a Canaanite inscription which dates to the 9th century BCE. It is notable for possibly being the most significant and perhaps the only extra-biblical archaeological reference to the house of David.
Tel Dan Stele, Israel Museum. Highlighted in white: the sequence B Y T D W D.
The Davidic line or House of David is the lineage of the Israelite king David. In Judaism it is based on texts from the Hebrew Bible and through the succeeding centuries based on later traditions.
The Tel Dan Stele, with mention of the "House of David" highlighted in white.