trumpets of rams': The words shopheroth hyyovelim:, should rather be rendered jubilee, trumpets, i.e., such as were used on the jubilee, which were probably made of horn or silver. For the entrance of the Israelites into Canaan was indeed a jubilee to them (see note on Leviticus 25:11). Instead of the dreadful trumpet of war, they were ordered to sound the trumpet of joy, as already conquerors. Leviticus 25:9; Numbers 10:1-10; Judges 7:7-8, Judges 7:15-22; 2 Chronicles 13:12, 2 Chronicles 20:17, 2 Chronicles 20:19, 2 Chronicles 20:21; Isaiah 27:13; Zechariah 4:6
seven times: Genesis 2:3, Genesis 7:2-3; Leviticus 4:6, Leviticus 14:16, Leviticus 25:8; Numbers 23:1; 1 Kings 18:43; 2 Kings 5:10; Job 42:8; Zechariah 4:2; Revelation 1:4, Revelation 1:20, Revelation 5:1, Revelation 5:6, Revelation 8:2, Revelation 8:6, Revelation 10:3, Revelation 15:1, Revelation 15:7, Revelation 16:1