Genesis 12:19 Kabbalah

לָמָ֤ה אָמַ֙רְתָּ֙ אֲחֹ֣תִי הִ֔וא וָאֶקַּ֥ח אֹתָ֛הּ לִ֖י לְאִשָּׁ֑ה וְעַתָּ֕ה הִנֵּ֥ה אִשְׁתְּךָ֖ קַ֥ח וָלֵֽךְ׃

Why saidst thou: She is my sister? so that I took her to be my wife; now therefore behold thy wife, take her, and go thy way.’

Read kabbalistic (mystical) interpretation of Genesis 12:19: and classical mystical sources.