This verse qualifies the sentiment, Ecc 9:7-9. Earthly “enjoyments,” however lawful in their place (Ecc 3:1), are to give way when any work to be done for God requires it. Reverting to the sentiment (Ecc 8:17), we ought, therefore, not only to work God’s work “with might” (Ecc 9:10), but also with the feeling that the event is wholly “in God’s hand” (Ecc 9:1).
race ... not to the swift - (2Sa 18:23); spiritually (Zep 3:19; Rom 9:16).
nor ... battle to ... strong - (1Sa 17:47; 2Ch 14:9, 2Ch 14:11, 2Ch 14:15; Psa 33:16).
bread - livelihood.
favour - of the great.
chance - seemingly, really Providence. But as man cannot “find it out” (Ecc 3:11), he needs “with all might” to use opportunities. Duties are ours; events, God’s.