Brihat Jataka
कण्टककेन्द्रचतुष्टयसंज्ञा: सप्तमलग्नचतुर्थखभानाम् ॥ तेषु यथाभिहितेषु बलाढ्या: कीटनराम्बुचरा: पशवश्च ॥ १-१७ ॥
The Kendras (Angular Houses) are also termed "Kantak" and "Chatushtaya". These are the lst, 4th, 7th and 10th houses of the Horoscope. The signs signifying"Humans", "Water", "Insects" and "AnimaIs" are considered as in strength when located respectively in these houses.
english translation
kaNTakakendracatuSTayasaMjJA: saptamalagnacaturthakhabhAnAm ॥ teSu yathAbhihiteSu balADhyA: kITanarAmbucarA: pazavazca ॥ 1-17 ॥
hk transliteration by Sanscript