We pray together aloud because in the Bible we read, 

"They lifted up their voice to God with one accord" 

(Acts 4:24)

We lift our hands in praise because in the Bible we read, 

"Lift up your hands in the sanctuary, and bless the Lord" 

(Psalm 134:2)

We sing with all our hearts because in the Bible we read, 

"Make a joyful noise unto the LORD, all the earth: make a loud noise, and rejoice, and sing praise" 

(Psalm 98:4)

We play musical instruments because in the Bible we read, 

"And all the house of Israel played before the LORD on all manner of instruments" 

(2 Samuel 6:5)

We clap and shout unto God because in the Bible we read, 

"O clap your hands, all ye people; shout unto God with the voice of triumph" 

(Psalm 47:1)

We dance before the LORD because in the Bible we read, 

"Praise Him with the timbrel and dance: praise Him with stringed instruments and organs" 

(Psalm 150:4)

We testify publicly because in the Bible we read, 

"I will declare thy name unto my brethren; in the midst of the congregation will I praise thee" 

(Psalm 22:22)

We anoint with oil for divine healing because in the Bible we read, 

"Is any sick among you? Let him call for the elders of the church; and let them pray over him, anointing him with oil in the name of the Lord" 

(James 5:14)

We allow the operation of the spiritual gifts because in the Bible we read, 

"When ye come together, every one of you hath a psalm, hath a doctrine, hath a tongue, hath a revelation, hath an interpretation" 

(1 Corinthians 14:26)

Taken from the Word Aflame Press tract "The Way We Worship" - #6602