Yesaya Igitabo gifasha Abahamya ba Yehova gukora ubushakashatsi—Cyacapwe muri 2019 21:9 Ibyahishuwe, p. 260 Umunara w’Umurinzi,1/1/2000, p. 7-8 Ubuhanuzi bwa Yesaya I, p. 223-224