Isaias Giya ed Pan-research na Saray Tasi nen Jehova—2019 ya Edisyon 21:1 Say Panag-bantayan,12/1/2006, p. 11 Kapantokan na Apocalipsis, p. 240 Say Panag-bantayan, 2/1/2002, p. 24 Propesiya nen Daniel!, p. 16
21:1 Say Panag-bantayan,12/1/2006, p. 11 Kapantokan na Apocalipsis, p. 240 Say Panag-bantayan, 2/1/2002, p. 24 Propesiya nen Daniel!, p. 16