Strong's Concordance and Lexicon in Hebrews and Greek

Ecclesiastes 1:3 - What profit hath a man of all his labour which he taketh under the sun

Ecclesiastes 2:11 - Then I looked on all the works had wrought that my hands and on the labour that I had laboured had wrought and behold all was vanity and vexation of spirit and there was no profit under the sun

Ecclesiastes 2:19 - And who knoweth whether he shall be a wise man or a fool yet shall he have rule over all my labour wherein I have laboured and wherein I have shewed myself wise under the sun This is also vanity

Ecclesiastes 2:20 - Therefore I went about to cause my heart of all the labour which I took under the sun

Ecclesiastes 2:21 - For there is a man whose labour is in wisdom and in knowledge and in equity a man that hath not laboured therein shall he leave it for his portion This also is vanity evil and a great

Jonah 4:10 - Then said the LORD Thou hast had pity on the gourd for the which thou hast not laboured neither madest it grow in a night in a night and perished

Ecclesiastes 5:16 - And this evil also is a sore that in all points as he came and what profit hath he that hath laboured for the wind

Ecclesiastes 5:18 - Behold that which I have seen it is good and comely for one to eat and to drink Behold that which I have seen it is good of all his labour that he taketh under the sun all the days of his life giveth which God him for it is his portion

Ecclesiastes 8:17 - Then I beheld all the work of God cannot a man find out all the work because that is done under the sun though because labour a man to seek it out find out man think it yea further though a wise to know cannot find out

Proverbs 16:26 - He that laboureth laboureth craveth for himself for his mouth

Psalms 127:1 - Except the LORD build the house but in vain they labour build Except the LORD keep the city but in vain waketh keep