Amen, is of Hebrew word aman, which means “so be it”. Common English translation of the word include “verily”, and ‘truly”.
It was used in a number of contexts :
• referring back to words of another speaker and introducing an affirmative sentence. ( 1Kings 1:36 )
• referring back to words of another speaker but without a complementary affirmative sentence ( Nehemiah 5:13 )
• catechism of curses of the Law ( Deuteronomy 27:15-26 )
• double amen to confirm the words and invoke the fulfillment of them ( Psalm 41:13, 72:19, 89:52 )
• custom of closing prayers ( Matthew 6:13 )
• doxology ( Romans 1:25. 9:5, 11:36, 15:33 )
• conclude all of Paul’s epistles ( Romans 16:27, 1Corinthians 16:24, Galatians 6:18, Ephesians 6:24, Philippians 4:23, Colossians 4:18, 1Thessalonians 5:28, 2Thessalonians 3:18, 1Timothy 6:16, 2Timothy 4:22, Titus 3:15, Philemon 1:25, Hebrew 13:25 )
• referred Jesus as ‘the Amen, the faithful and true witness, the beginning of God’s creation’ ( Revelation 3:14 )
• concludes the New Testament ( Revelation 22:21 )
Hallelujah, Halleluyah, Alleluia (L) are transliterations of the Hebrew word Halleluya, meaning “Praise Yah”. ‘’Yah‘ is the first letters of the name of God, YHWH.
• Hallelujah is considered a joyful word of praise to God ( Palms 104:35, 105:45, 106:1&48, 111:1, 112:1, 113:1&9, 115:18, 116:19, 117:2, 135:1&2121, 146:1, 147:20, 148:1, 149:1&9, 150:1&6 and Revelation 19:1, 19:3, 19:4. 19:6 )
Hosanna is from the same word Hoshana in Hebrew, meaning “please save” or “save now”.
• it was shouted in recognition of Messiahship of Jesus on His entry into Jerusalem. ( Matthew 21:9, Mark 11:9-10, John 12:13 )
• a cry for salvation ( Matthew 21:15).
Immanuel , Emmanuel, is from Hebrew words El and Immanu, which means ”God [is] with us“.
• Immanuel is not merely a pledge of Divine assistance, but also of the nativity Jesus ( Matthew 1:23 ) as the prophesied Messiah ( Isaiah 7:14, 8:8 ) , as the ultimate fulfillment of ‘God with us’.