קבלה על בראשית 4:1

When [Scripture] states know, it is similar to [its use in] Adam knew Eve, his wife (Gen. 4:1). The God of your father refers to [the sefirah] Malkhut, the soul of David. Alternatively, God refers to Malkhut [and] your father [to] Jacob,³The reference is to Tiferet. father of Solomon, who is in Yesod. Thus and serve him, as has been explained.