VOLUNTEER SERVICE

Isaiah 6:8. Then said I, Here am I, send me.

This is a chapter of autobiography. Here is disclosed the secret of the wonderful energy with which for more than half a century Isaiah prosecuted his ministry. He is the Paul of the Old Testament. Allowance being made for difference of phraseology, there is a striking resemblance between the call of Isaiah and of Paul (comp. chap. 6 with Acts 9). Both sought to serve the heavenly King; and both received a commission to work, spiritual and catholic beyond all conceptions of their time,—the one penning the Gospel of the suffering Messiah, the other vindicating the truth that the Gospel is God’s message to the world. The text reminds us—

I. Of the Christian’s offer of service. The offer of service which the prophet madewas—

1. Free. He spoke spontaneously, and not as the result of pressure from without [751]

2. Truthful. Unlike one of the sons in the parable (Matthew 21:30), he meant what he said.

3. Bold. It was made concerning an unknown mission. The justification of the boldness of his offer is, that it was made to God, who always qualifies His servants for the tasks to which He calls them.

4. Personal. The prophet placed at God’s disposal, not some of his property merely, but himself.

5. It involved the most complete self-surrender. All thought of self control the prophet resigned. He placed himself as an instrument in God’s hands. He was ready to go where, when, and on what errand God might determine [754] Such are the offers of service in which God delights.

[751] H. E. I., 3633–3639.
[754] H. E. I., 3618–3626.

II. Of the steps that lead up to this offer. The offer may take men by surprise, but there has always been preparation for it, as there has been long preparation for the lightning that leaps suddenly from the sky. Such offers as the prophet made are preceded—

1. by a vision of God, of the thrice Holy One, filling the soul with awe, and causing it to tremble (Isaiah 6:1).

2. By self-prostration of spirit, a conviction of utter sinfulness (Isaiah 6:5). This is the invariable result of a true vision of God (Exodus 3:2; Joshua 5:14; Judges 6:22; Judges 13:22; Luke 5:8; Revelation 1:17). This is also a prime condition of fitness for service.

3. By the touch of a mediator (Isaiah 6:6). “They that be struck down by visions of God’s glory shall soon be raised up again by visits of His grace.” Blessed is the man who has both visions. A sense of pardon is essential to large usefulness. Imperfect realisation of forgiveness is one of the most frequent causes of weakness in Christian service.

4. By a moral transformation. The offerer has become a new man from the centre outwards. Now he can hear God’s voice: “I heard,” &c. It is a voice to which now he feels he must respond: “Here am I,” &c. In some degree every Christian is thus prepared. These essentials of service are also essentials of Christian life. These experiences are at once your credentials and your powers.

III. That God always accepts offers of service for which there has been this preparation, and that bear these marks. He never rejects true volunteers. Offers hastily made and half-meant He passes by (Joshua 24:18; John 2:23); but genuine, whole-hearted offers of service, He in variably accepts.

In conclusion, let us lay up in our memories three facts in connection with service.

1. True service is not incompatible with failure. We are too apt to connect failure with incompetency in the servant. Many do fail through incompetency, but not all. The prophet divinely called and most royally endowed may fail, because of the moral obduracy and perverseness of those to whom he is sent (Isaiah 6:9).

2. True service is not incompatible with sorrow (Isaiah 6:11). That man is inhuman who without profound grief can behold the perversity of sinners, and the calamities with which in consequence they are visited.

3. True service will never be left without reward. Multitudes may reject the prophet’s message, yet there will be “a tenth” who will accept it and be saved.—J. R. Wood.

MESSENGERS WANTED

Isaiah 6:8. Also, I heard the voice of the Lord, &c.

I. God wants messengers unto sinful men. Tidings concerning sin and salvation, mercy and deliverance, God’s grace and man’s misery, must be published. Might send seraphim and the angel host. God elects to send men to their fellow-men. “Whom shall I send?” is not the inquiry of a divine perplexity, but the stimulative question of one who calls for willing workers.

II. God especially qualifies His messengers. How does He in an especial manner fit men for His highest service?

1. By an awe-inspiring sight of Himself.

2. By distressing convictions of personal sin.

3. By sanctifying all the faculties to His use.

III. God’s call should meet with a ready response. He desires volunteers, “Who will go for us?” The constraint of love is the omnipotent motive force.

1. The call is heard individually. “I heard the voice of the Lord.”

2. The call provokes self-surrender. “Here am I.”

3. The call demands entire self-abandonment. “Send me”—anywhere, on any errands, at any time, in any capacity.

IV. How may we ascertain that we are required to become messengers of the living God?

1. By the separating voice of God.
2. By the discipline of preparation.
3. By the openings of beckoning opportunities. The “joy of the Lord” will be our strength when most we feel the pressure of “the burden of the Lord.”—Matthew Braithwaite.

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