There are some good verses about spouses in the Quran you could use:
"And among His signs is this, that He created for you mates from among yourselves, that you may dwell in peace and tranquility with them, and He has put love and mercy between your (hearts): Verily in that are signs for those who reflect" (Quran 30:21).
"O Humans revere your Guardian Lord, Who created you from a single person created of like nature its mate, and from this scattered (like seeds) countless men and women. Reverence Allah through Whom you claim your mutual rights" (Quran 4:1).
13:23 Gardens of perpetual bliss: they shall enter there, as well as the righteous among their fathers, their spouses, and their offspring: and angels shall enter unto them from every gate (with the salutation): 13:24 "Peace unto you for that ye persevered in patience! Now how excellent is the final home!"
25:74 And those who pray, "Our Lord! Grant unto us wives and offspring who will be the comfort of our eyes, and give us (the grace) to lead the righteous."
40:8 "And grant, our Lord! that they enter the Gardens of Eternity, which Thou hast promised to them, and to the righteous among their fathers, their wives, and their posterity! For Thou art (He), the Exalted in Might, Full of Wisdom.
43:70 Enter ye the Garden, ye and your wives, in (beauty and) rejoicing.
49:13 O mankind! We created you from a single (pair) of a male and a female, and made you into nations and tribes, that ye may know each other (not that ye may despise (each other). Verily the most honoured of you in the sight of Allah is (he who is) the most righteous of you. And Allah has full knowledge and is well acquainted (with all things).
50:7 And the earth- We have spread it out, and set thereon mountains standing firm, and produced therein every kind of beautiful growth (in pairs)-