Brihat Parashara Hora Shastra
द्वादशे रिपुभावे च यदा पापग्रहो भवेत्। तदा मातुर्भयं विद्याच्चतुर्थे दशमे पितुः॥ २९॥
Malefics in Ari and Vyaya Bhava will bring evils to mother. The child‟s father will receive similar effects, if Bandhu and Karm Bhava are captured by malefics.
english translation
dvAdaze ripubhAve ca yadA pApagraho bhavet। tadA mAturbhayaM vidyAccaturthe dazame pituH॥ 29॥
hk transliteration by Sanscript