Mercury gets debilitated when it is placed in the sign of Pisces, which means Mercury becomes very weak by virtue of its placement in the sign of Pisces. Accordingly debilitated Mercury in the sixth house of a horoscope may not produce significant positive or negative results for the native, unless it is supported by the other positive or negative planets in his horoscope. The type of results given by such debilitated Mercury whether they are positive or negative; depend on the working nature of Mercury and on the overall tone of the horoscope in question. Benefic retrograde debilitated Mercury in the sixth house of a horoscope can bless the native with good results related to marriage, profession, authority, fame and many other types of good results depending on the overall tone of his horoscope. Such benefic retrograde debilitated Mercury can bless some natives with good things through their marriages, if this benefic retrograde debilitated planet is working in association with marriage boosting planets in the horoscopes of these natives. Benefic retrograde debilitated Mercury in the sixth house can get some natives married to people who may hold posts of authority in government or private organizations and these natives may benefit through such marriages.
Such benefic retrograde debilitated Mercury can also bless the natives with good results through many professional fields, when working with other profession boosting planets in their horoscopes. Benefic retrograde debilitated Mercury in the sixth house can take some natives to foreign counties on the basis of their professions and these natives may permanently settle abroad. For example, if benefic retrograde debilitated Mercury is placed in the sixth house of a horoscope in the sign of Pisces, benefic Venus is placed in the seventh house of this horoscope in the sign of Aries, benefic Mars is placed in the first house of this horoscope in the sign of Libra and benefic Moon is placed in the twelfth house of this horoscope in the sign of Virgo, the native may come across this result. The native boosted by benefic retrograde debilitated Mercury in the sixth house and other benefic planets may go to a foreign country on the basis of his profession and he may permanently settle in such country, if there are no opposing influences in his horoscope. The collective influence of benefic retrograde debilitated Mercury in the sixth house and other benefic planets mentioned in this example can bless this native with good results through his profession in a foreign country and he may make good money.
At the same time, if benefic Rahu is placed in the twelfth house of this horoscope in the sign of Virgo along with benefic Moon, benefic Ketu is placed in the sixth house of this horoscope in the sign of Pisces along with benefic retrograde debilitated Mercury; and benefic retrograde Jupiter also joins this benefic combination of retrograde Mercury and Ketu in the sixth house of this horoscope, the results may improve a lot. Benefic retrograde Jupiter being the lord of the sign Pisces may cancel the debilitation status of benefic retrograde Mercury and these two benefic planets may form Neechbhang Rajyoga in the sixth house of this horoscope in the sign of Pisces which may bless this native with good results in a foreign country, as indicated by his overall horoscope. Hence the native boosted by benefic retrograde debilitated Mercury in the sixth house and other benefic planets may engage in a field related to research, he may go to a foreign country as some type of researcher and he may permanently settle abroad on the basis of his profession. The collective influence of benefic retrograde debilitated Mercury in the sixth house and other benefic planets can bless this native with a very well paying job of a researcher in a foreign country and he may earn very good amount of money and success through this field of profession. Apart from this, benefic retrograde debilitated Mercury in the sixth house can bless the natives with success, fame and authority through many other types of professions.
On the other hand, malefic retrograde debilitated Mercury in the sixth house of a horoscope can trouble the native with problems related to marriage, profession, health and many other types of problems depending on the overall tone of his horoscope. Some natives may feel the heat of this malefic retrograde debilitated Mercury in the field of their marriage due to which they may have to face problems related to this field. Malefic retrograde debilitated Mercury in the sixth house can delay the marriages of some natives under its impact and such delay may prolong with the intervention of other malefic planets in the horoscopes of these natives. In extreme cases when working in association with marriage delaying planets, malefic retrograde debilitated Mercury in the sixth house of a horoscope can delay the marriage of the native till his age of 41, unless there is a strong marriage promoting planet in his horoscope.