NSB(i)
19 »I will show wonders in heaven above, and signs in the earth beneath: blood, and fire, and vapor of smoke.
20 »The sun will be turned into darkness, and the moon into blood, before that great and notable (awesome) Day of Jehovah arrives. (Joel 2:31)
21 »It will come to pass, that whoever will call on the name of Jehovah will be saved. (Joel 2:32)