8th house Lord in 6th house
1) Before knowing effect of 8th house Lord in 6th house we have to know about Sixth house and Eight house. As 8th house Lord placed in 11th house away from own house so you may read First house lord in 11th house.
2) According to a famous anicient book of astrology sage suggested that
रन्ध्रेशे रिपुभावस्थे शत्रुजेता भवेज्जनः।
रोगयुक्तशरीरश्च बाल्ये सर्फजलाद् भयम ।।
General meaning of this shlok is when 8th Lord placed in 11th house native is victorious over his enemy. Native have physical disease. Native may be suffering from fears of snacks and watery physical elements.
3) 8th house Lord in 6th house is consider Viparit Rajyyog. Because 8th and 6th both belong to obstacles and when a dussthan Lord placed in a dussthan then obstacles its self become obstacles. One other famous Astrologer quote when two negative energy(dussthan house) join or making relationship then its become positive energy. So 8th house lord in 6th house is consider good. But for getting full effect of strength of Viparit Rajyyog it may be not in relationship with natural benific by any ways either combination or aspects because natural benific reduce obstacles. My means obstacles don’t be obstacles for itself. Natural malefic may increasing obstacles so it may be good regarding Viparit Rajyyog. So 8th house Lord in 6th house indicating Viparit Rajyyog so regarding fruits of Viparit Rajyyog native may be get material growth, fame, and any things which native have to desires.
4) 6th house is a upachay house and 6th house is also a upachay house from 8th house. So 8th house Lord in 6th house indicating native may be get growth of 8th house natural significant. So first important matters regarding 8th house is lifespan so 8th house lord in 6th house indicating native may be long lived. Again both 8th and 6th house belong to disease , 6th house belong to disease which is curable and 8th house belong to incurable disease. So 8th house lord in 6th house indicating native body may have suffering from disease which may be incurable or from birth or may be long term disease.
5)6th house belong to enemy when 8th house lord which is 3rd house lord from 6th house placed in 6th house indicating native may be always get victory over his enemy. This may also indicating native may gets victory over his litigation. So it may also Indicating native be suffering from litigation or blaming but native may get victory over his litigation. Native may be very brave and courageous its just indicating through kalpurush chart where 8th lord Mars in 6th house is consider very auspicious regarding strength. In the other hand 8th house belong to scorpion which is naturally poisoning keet so 8th house lord in 6th house which is indicating disease so it may be Indicating death through poison or disease related to poison. Sage parasara suggested this type of problems in childhood of native.
6) If 8th house lord in 6th house is not well placed or affiliated by any ways then it may cause problems through enemy. It may also cause problems through hidden source of enemy such as thief, fire etc. Native may be suffering from loss in business due to uncertain matters. Native may be suffering from his marriage life.
7)If 8th house lord in 6th house is well placed then native may then native may be gets huge sudden gain through his professional life. Native may be gets good fame and reputation or it may be possible native gets fame through uncertain way.
8)When 8th house lord with 6th house lord in 6th house then it is creating Viparit Rajyyog. Native may gets huge name and fame. Native may gets huge wealth and gets victory over his enemy. Native may gets all sorts of materialistic happiness.
9) If you want to know about effect of different planet in 6th house you may read Planet in 6th house.