Narada Purana (Jyotisha Selections) · by Vyasa
Chapter 5 · Portents, Comets
ग्रहचारः केतवश्च
उदयास्तमये भानुराच्छिन्नः शस्त्रसन्निभैः ।घनैर्युद्धं खरोष्ट्राद्यैः पापरूपैर्भयप्रदम् ॥ १७ ॥
In the full Narada Purana (Purva Bhaga) this is chapter 56, verse 17.
At sunrise or sunset, if clouds shaped like weapons cut across the Sun, there will be war. Clouds shaped like donkeys, camels and the like, in forms of bad omen, bring fear.
Simple meaning: Weapon-shaped clouds across the Sun foretell war. Donkey or camel shapes of bad omen bring fear.
याम्यशृंगोन्नतश्चंद्रः शुभदो मीनमेषयोः ।
A raised south horn is good in Pisces and Aries. A raised north horn is best in Gemini and Capricorn.
घटोक्ष्णस्तु समः कर्कचापयोः शरसन्निभः ।
The rising Moon can look level, like an arrow, a bow or a spear, depending on its sign.
विपरीतोदितश्चंद्रो दुर्भिक्षकलहप्रदः ।
A wrongly rising Moon brings famine and quarrels.