The lord of the 6th house in the 5th house of the horoscope

The ruler of the 6th house in the 5th house. Friction with the children, sickly children, a restless mind, a limited intellect, difficulties in passing examinations, a knowledge of healing practices brought from past lives, losses on investments, unrighteousness, immorality, unhappy love affairs, good health, excellent work, victory over enemies, the overcoming of rivals, a small credit from the previous life. (James Braha)

The lord of the 6th house in the 5th house. The investment of money in unworthy or unlawful ventures, a period of separation from his children, a neglect of his duties, a neglect of prayers, the possession of a large amount of money at various periods of life. (Tom Hopke)

The lord of the 6th house in the 5th house: an egoist, courteous, happy, an unstable financial position, an aversion to children and friends. (Shri G.S. Agarwal)

BPHS 26:65. In the case of the ruler of the 6th bhava occupying the 5th bhava, the native's wealth will always be changing, he will enter into enmity with his son and his friend, he will be happy, egoistic and kind.

(“Brihat Parashara Hora Shastra”)