לֹֽא־תִקַּ֥ח לְךָ֖ אִשָּׁ֑ה וְלֹֽא־יִהְי֤וּ לְךָ֙ בָּנִ֣ים וּבָנ֔וֹת בַּמָּק֖וֹם הַזֶּֽה׃
Thou shalt not take thee a wife, neither shalt thou have sons or daughters in this place.
Read kabbalistic (mystical) interpretation of Jeremiah 16:2: and classical mystical sources.