Mark 13:27

Then he will send angels and they will gather his elect from the four winds, from the ends of the earth to the ends of heaven. ¹ 

Ge 49:10; De 30:4; Isa 65:9; Mt 12:42; Mt 13:41,49; Mt 24:22,24,31; Mt 24:31; Mt 25:31,32; Mr 13:20,22; Lu 16:22; Lu 18:7; Joh 10:16; Joh 11:52; Ro 8:33; Col 3:12; 1Th 4:14-17; 2Th 2:1; 2Ti 2:10; 1Pe 1:2; Re 7:1-3; Re 7:5-9; Re 15:6,7

¹ tn Or “of the sky”; the Greek word οὐρανός (ouranos) may be translated “sky” or “heaven,” depending on the context.