Phaladeepika
राशौ स्थितिर्मिथो योगो दृष्तिः केन्द्रेषु संस्थितः । त्रिकोणे वा स्थितिः पञ्चप्रकारो बन्ध ईरितः ॥ ३०॥
When two planets mutually occupy each the other's sign; when two planets are together in one and the same house; when two planets are mutually aspecting each other; when two planets are occupying mutually Kendra positions, i e., when they are 90' apart; when two planets are so situated that one is in Trikona position to the other, 1. e., when they are trine or 120' apart; the above are the 5 kinds of connections recognised between the said two planets.
english translation
rAzau sthitirmitho yogo dRStiH kendreSu saMsthitaH । trikoNe vA sthitiH paJcaprakAro bandha IritaH ॥ 30॥
hk transliteration by Sanscript