Tractate Derekh Eretz Zuta
If you bestirred yourself to honour a Sage, you will have perfect sons and daughters; and if you bestirred yourself to honour a poor man, you will have children in Israel who are learned in Torah and perform the commandments.
Tractate Derekh Eretz Zuta
If you withheld yourself from performing a meritorious act and occupied yourself with a sinful act, your wife will ultimately die of a stroke, as it is stated, Son of man, behold, I take away from thee the desire of thine eyes with a stroke.21Ezek. 24, 16.